diff --git a/application/language/vi/bootstrap_tables_lang.php b/application/language/vi/bootstrap_tables_lang.php
index b3d9bbc7f..1f671c6eb 100644
--- a/application/language/vi/bootstrap_tables_lang.php
+++ b/application/language/vi/bootstrap_tables_lang.php
@@ -1 +1,10 @@
-<?php
+<?php 
+
+$lang["tables_all"] = "All";
+$lang["tables_columns"] = "Columns";
+$lang["tables_hide_show_pagination"] = "Hide/Show pagination";
+$lang["tables_loading"] = "Loading, please wait...";
+$lang["tables_page_from_to"] = "Showing {0} to {1} of {2} rows";
+$lang["tables_refresh"] = "Refresh";
+$lang["tables_rows_per_page"] = "{0} rows per page";
+$lang["tables_toggle"] = "Toggle";
diff --git a/application/language/vi/common_lang.php b/application/language/vi/common_lang.php
index b3d9bbc7f..1f61a7269 100644
--- a/application/language/vi/common_lang.php
+++ b/application/language/vi/common_lang.php
@@ -1 +1,68 @@
-<?php
+<?php 
+
+$lang["common_address_1"] = "Address 1";
+$lang["common_address_2"] = "Address 2";
+$lang["common_city"] = "City";
+$lang["common_close"] = "Close";
+$lang["common_comments"] = "Comments";
+$lang["common_common"] = "common";
+$lang["common_confirm_search"] = "You have selected one or more rows, these will no longer be selected after your search. Are you sure you want to submit this search?";
+$lang["common_country"] = "Country";
+$lang["common_date"] = "Date";
+$lang["common_delete"] = "Delete";
+$lang["common_det"] = "details";
+$lang["common_download_import_template"] = "Download Import Excel Template (CSV)";
+$lang["common_edit"] = "edit";
+$lang["common_email"] = "Email";
+$lang["common_email_invalid_format"] = "The email address is not in the correct format.";
+$lang["common_export_excel"] = "Excel Export";
+$lang["common_export_excel_no"] = "No";
+$lang["common_export_excel_yes"] = "Yes";
+$lang["common_fields_required_message"] = "Fields in red are required";
+$lang["common_first_name"] = "First Name";
+$lang["common_first_name_required"] = "First Name is a required field.";
+$lang["common_first_page"] = "First";
+$lang["common_gender"] = "Gender";
+$lang["common_gender_female"] = "F";
+$lang["common_gender_male"] = "M";
+$lang["common_id"] = "Id";
+$lang["common_import"] = "Import";
+$lang["common_import_change_file"] = "Change";
+$lang["common_import_excel"] = "Excel Import";
+$lang["common_import_full_path"] = "Full path to excel file required";
+$lang["common_import_remove_file"] = "Remove";
+$lang["common_import_select_file"] = "Select file";
+$lang["common_inv"] = "inv";
+$lang["common_last_name"] = "Last Name";
+$lang["common_last_name_required"] = "Last Name is a required field.";
+$lang["common_last_page"] = "Last";
+$lang["common_learn_about_project"] = "to learn the latest information about the project.";
+$lang["common_list_of"] = "List of";
+$lang["common_logout"] = "Logout";
+$lang["common_new"] = "New";
+$lang["common_no_persons_to_display"] = "There are no people to display.";
+$lang["common_none_selected_text"] = "Nothing selected.";
+$lang["common_or"] = "OR";
+$lang["common_phone_number"] = "Phone Number";
+$lang["common_phone_number_required"] = "";
+$lang["common_please_visit_my"] = "Please visit the";
+$lang["common_powered_by"] = "Powered by";
+$lang["common_price"] = "Price";
+$lang["common_print"] = "Print";
+$lang["common_remove"] = "Remove";
+$lang["common_required"] = "Required";
+$lang["common_restore"] = "Restore";
+$lang["common_return_policy"] = "Return Policy";
+$lang["common_search"] = "Search";
+$lang["common_search_options"] = "Search options";
+$lang["common_searched_for"] = "Searched for";
+$lang["common_state"] = "State";
+$lang["common_submit"] = "Submit";
+$lang["common_total_spent"] = "Total Spent";
+$lang["common_unknown"] = "Unknown";
+$lang["common_view_recent_sales"] = "View Recent Sales";
+$lang["common_website"] = "website";
+$lang["common_welcome"] = "Welcome";
+$lang["common_welcome_message"] = "Welcome to OSPOS, click a module below to get started.";
+$lang["common_you_are_using_ospos"] = "You are using Open Source Point Of Sale version";
+$lang["common_zip"] = "Postal Code";
diff --git a/application/language/vi/config_lang.php b/application/language/vi/config_lang.php
index b3d9bbc7f..222e1a289 100644
--- a/application/language/vi/config_lang.php
+++ b/application/language/vi/config_lang.php
@@ -1 +1,259 @@
-<?php
+<?php 
+
+$lang["config_address"] = "Company Address";
+$lang["config_address_required"] = "Company address is a required field.";
+$lang["config_allow_duplicate_barcodes"] = "Allow Duplicate Barcodes";
+$lang["config_apostrophe"] = "apostrophe";
+$lang["config_backup_button"] = "Backup";
+$lang["config_backup_database"] = "Backup Database";
+$lang["config_barcode"] = "Barcode";
+$lang["config_barcode_company"] = "Company Name";
+$lang["config_barcode_configuration"] = "Barcode Configuration";
+$lang["config_barcode_content"] = "Barcode Content";
+$lang["config_barcode_first_row"] = "Row 1";
+$lang["config_barcode_font"] = "Font";
+$lang["config_barcode_formats"] = "Input Formats";
+$lang["config_barcode_generate_if_empty"] = "Generate if empty.";
+$lang["config_barcode_height"] = "Height (px)";
+$lang["config_barcode_id"] = "Item Id/Name";
+$lang["config_barcode_info"] = "Barcode Configuration Information";
+$lang["config_barcode_layout"] = "Barcode Layout";
+$lang["config_barcode_name"] = "Name";
+$lang["config_barcode_number"] = "Barcode";
+$lang["config_barcode_number_in_row"] = "Number in row";
+$lang["config_barcode_page_cellspacing"] = "Display page cellspacing.";
+$lang["config_barcode_page_width"] = "Display page width";
+$lang["config_barcode_price"] = "Price";
+$lang["config_barcode_second_row"] = "Row 2";
+$lang["config_barcode_third_row"] = "Row 3";
+$lang["config_barcode_tooltip"] = "Warning: This feature can cause duplicate items to be imported or created.  Do not use if you do not want duplicate barcodes.";
+$lang["config_barcode_type"] = "Barcode Type";
+$lang["config_barcode_width"] = "Width (px)";
+$lang["config_bottom"] = "Bottom";
+$lang["config_cash_decimals"] = "Cash Decimals";
+$lang["config_cash_decimals_tooltip"] = "If Cash Decimals and Currency Decimals are the same then no cash rounding will take place.";
+$lang["config_cash_rounding"] = "Cash Rounding";
+$lang["config_center"] = "Center";
+$lang["config_comma"] = "comma";
+$lang["config_company"] = "Company Name";
+$lang["config_company_change_image"] = "Change Image";
+$lang["config_company_logo"] = "Company Logo";
+$lang["config_company_remove_image"] = "Remove Image";
+$lang["config_company_required"] = "Company name is a required field";
+$lang["config_company_select_image"] = "Select Image";
+$lang["config_company_website_url"] = "Company website is not a valid URL (http://...).";
+$lang["config_country_codes"] = "Country Codes";
+$lang["config_country_codes_tooltip"] = "Comma separated list of country codes for nominatim address lookup.";
+$lang["config_currency_decimals"] = "Currency Decimals";
+$lang["config_currency_symbol"] = "Currency Symbol";
+$lang["config_custom1"] = "Custom Field 1";
+$lang["config_custom10"] = "Custom Field 10";
+$lang["config_custom2"] = "Custom Field 2";
+$lang["config_custom3"] = "Custom Field 3";
+$lang["config_custom4"] = "Custom Field 4";
+$lang["config_custom5"] = "Custom Field 5";
+$lang["config_custom6"] = "Custom Field 6";
+$lang["config_custom7"] = "Custom Field 7";
+$lang["config_custom8"] = "Custom Field 8";
+$lang["config_custom9"] = "Custom Field 9";
+$lang["config_customer_reward"] = "Reward";
+$lang["config_customer_reward_duplicate"] = "Reward must be unique.";
+$lang["config_customer_reward_enable"] = "Enable Customer Rewards";
+$lang["config_customer_reward_invalid_chars"] = "Reward can not contain '_'";
+$lang["config_customer_reward_required"] = "Reward is a required field";
+$lang["config_customer_sales_tax_support"] = "Customer Sales Tax Support";
+$lang["config_date_or_time_format"] = "Date and Time Filter";
+$lang["config_datetimeformat"] = "Date and Time Format";
+$lang["config_decimal_point"] = "Decimal Point";
+$lang["config_default_barcode_font_size_number"] = "Default Barcode Font Size must be a number.";
+$lang["config_default_barcode_font_size_required"] = "Default Barcode Font Size is a required field.";
+$lang["config_default_barcode_height_number"] = "Default Barcode Height must be a number.";
+$lang["config_default_barcode_height_required"] = "Default Barcode Height is a required field.";
+$lang["config_default_barcode_num_in_row_number"] = "Default Barcode Number in Row must be a number.";
+$lang["config_default_barcode_num_in_row_required"] = "Default Barcode Number in Row is a required field.";
+$lang["config_default_barcode_page_cellspacing_number"] = "Default Barcode Page Cellspacing must be a number.";
+$lang["config_default_barcode_page_cellspacing_required"] = "Default Barcode Page Cellspacing is a required field.";
+$lang["config_default_barcode_page_width_number"] = "Default Barcode Page Width must be a number.";
+$lang["config_default_barcode_page_width_required"] = "Default Barcode Page Width is a required field.";
+$lang["config_default_barcode_width_number"] = "Default Barcode Width must be a number.";
+$lang["config_default_barcode_width_required"] = "Default Barcode Width is a required field.";
+$lang["config_default_origin_tax_code"] = "Default Origin Tax Code";
+$lang["config_default_sales_discount"] = "Default Sales Discount %";
+$lang["config_default_sales_discount_number"] = "Default Sales Discount must be a number.";
+$lang["config_default_sales_discount_required"] = "Default Sales Discount is a required field.";
+$lang["config_default_tax_name_number"] = "Default Tax Name must be a string.";
+$lang["config_default_tax_name_required"] = "Default Tax Name is a required field.";
+$lang["config_default_tax_rate"] = "Default Tax Rate %";
+$lang["config_default_tax_rate_1"] = "Tax 1 Rate";
+$lang["config_default_tax_rate_2"] = "Tax 2 Rate";
+$lang["config_default_tax_rate_number"] = "Default Tax Rate must be a number.";
+$lang["config_default_tax_rate_required"] = "Default Tax Rate is a required field.";
+$lang["config_derive_sale_quantity"] = "Allow Derived Sale Quantity";
+$lang["config_derive_sale_quantity_tooltip"] = "If checked then a new item type will provided for items ordered by extended amount";
+$lang["config_dinner_table"] = "Table";
+$lang["config_dinner_table_duplicate"] = "Table must be unique.";
+$lang["config_dinner_table_enable"] = "Enable Dinner Tables";
+$lang["config_dinner_table_invalid_chars"] = "Table Name can not contain '_'.";
+$lang["config_dinner_table_required"] = "Table is a required field.";
+$lang["config_dot"] = "dot";
+$lang["config_email"] = "Email";
+$lang["config_email_configuration"] = "Email Configuration";
+$lang["config_email_mailpath"] = "Path to Sendmail";
+$lang["config_email_protocol"] = "Protocol";
+$lang["config_email_smtp_crypto"] = "SMTP Encryption";
+$lang["config_email_smtp_host"] = "SMTP Server";
+$lang["config_email_smtp_pass"] = "SMTP Password";
+$lang["config_email_smtp_port"] = "SMTP Port";
+$lang["config_email_smtp_timeout"] = "SMTP Timeout (s)";
+$lang["config_email_smtp_user"] = "SMTP Username";
+$lang["config_fax"] = "Fax";
+$lang["config_financial_year"] = "Fiscal Year Start";
+$lang["config_financial_year_apr"] = "1st of April";
+$lang["config_financial_year_aug"] = "1st of August";
+$lang["config_financial_year_dec"] = "1st of December";
+$lang["config_financial_year_feb"] = "1st of February";
+$lang["config_financial_year_jan"] = "1st of January";
+$lang["config_financial_year_jul"] = "1st of July";
+$lang["config_financial_year_jun"] = "1st of June";
+$lang["config_financial_year_mar"] = "1st of March";
+$lang["config_financial_year_may"] = "1st of May";
+$lang["config_financial_year_nov"] = "1st of November";
+$lang["config_financial_year_oct"] = "1st of October";
+$lang["config_financial_year_sep"] = "1st of September";
+$lang["config_gcaptcha_enable"] = "Login Page reCAPTCHA";
+$lang["config_gcaptcha_secret_key"] = "reCAPTCHA Secret Key";
+$lang["config_gcaptcha_secret_key_required"] = "reCAPTCHA Secret Key is a required field";
+$lang["config_gcaptcha_site_key"] = "reCAPTCHA Site Key";
+$lang["config_gcaptcha_site_key_required"] = "reCAPTCHA Site Key is a required field";
+$lang["config_gcaptcha_tooltip"] = "Protect the Login page with Google reCAPTCHA, click the icon for an API key pair.";
+$lang["config_general"] = "General";
+$lang["config_general_configuration"] = "General Configuration";
+$lang["config_giftcard_number"] = "Gift Card Number";
+$lang["config_giftcard_random"] = "Generate Random";
+$lang["config_giftcard_series"] = "Generate in Series";
+$lang["config_info"] = "Information";
+$lang["config_info_configuration"] = "Store Information";
+$lang["config_invoice"] = "Invoice";
+$lang["config_invoice_configuration"] = "Invoice Print Settings";
+$lang["config_invoice_default_comments"] = "Default Invoice Comments";
+$lang["config_invoice_email_message"] = "Invoice Email Template";
+$lang["config_invoice_enable"] = "Enable Invoicing";
+$lang["config_invoice_printer"] = "Invoice Printer";
+$lang["config_jsprintsetup_required"] = "Warning: This functionality will only work if you have the FireFox jsPrintSetup addon installed. Save anyway?";
+$lang["config_language"] = "Language";
+$lang["config_last_used_invoice_number"] = "Last used Invoice Number";
+$lang["config_last_used_quote_number"] = "Last used Quote Number";
+$lang["config_last_used_work_order_number"] = "Last used W/O Number";
+$lang["config_left"] = "Left";
+$lang["config_license"] = "License";
+$lang["config_license_configuration"] = "License Statement";
+$lang["config_line_sequence"] = "Line Sequence";
+$lang["config_lines_per_page"] = "Lines per Page";
+$lang["config_lines_per_page_required"] = "Lines per Page is a required field.";
+$lang["config_lines_per_page_number"] = "Lines per Page must be a number.";
+$lang["config_locale"] = "Localization";
+$lang["config_locale_configuration"] = "Localization Configuration";
+$lang["config_locale_info"] = "Localization Configuration Information";
+$lang["config_location"] = "Stock";
+$lang["config_location_configuration"] = "Stock Locations";
+$lang["config_location_info"] = "Location Configuration Information";
+$lang["config_logout"] = "Do you want to make a backup before logging out? Click [OK] to backup or [Cancel] to logout.";
+$lang["config_mailchimp"] = "Mailchimp";
+$lang["config_mailchimp_api_key"] = "Mailchimp API Key";
+$lang["config_mailchimp_configuration"] = "Mailchimp Configuration";
+$lang["config_mailchimp_key_successfully"] = "API Key is valid.";
+$lang["config_mailchimp_key_unsuccessfully"] = "API Key is invalid.";
+$lang["config_mailchimp_lists"] = "Mailchimp List(s)";
+$lang["config_mailchimp_tooltip"] = "Click the icon for an API Key.";
+$lang["config_message"] = "Message";
+$lang["config_message_configuration"] = "Message Configuration";
+$lang["config_msg_msg"] = "Saved Text Message";
+$lang["config_msg_msg_placeholder"] = "If you wish to use a SMS template save your message here, otherwise leave the box blank.";
+$lang["config_msg_pwd"] = "SMS-API Password";
+$lang["config_msg_pwd_required"] = "SMS-API Password is a required field";
+$lang["config_msg_src"] = "SMS-API Sender ID";
+$lang["config_msg_src_required"] = "SMS-API Sender ID is a required field";
+$lang["config_msg_uid"] = "SMS-API Username";
+$lang["config_msg_uid_required"] = "SMS-API Username is a required field";
+$lang["config_none"] = "none";
+$lang["config_notify_alignment"] = "Notification Popup Position";
+$lang["config_number_format"] = "Number Format";
+$lang["config_number_locale"] = "Localization";
+$lang["config_number_locale_invalid"] = "The entered locale is invalid. Check the link in the tooltip to find a valid locale.";
+$lang["config_number_locale_required"] = "Number Locale is a required field.";
+$lang["config_number_locale_tooltip"] = "Find a suitable locale through this link.";
+$lang["config_payment_options_order"] = "Payment Options Order";
+$lang["config_phone"] = "Company Phone";
+$lang["config_phone_required"] = "Company Phone is a required field.";
+$lang["config_print_bottom_margin"] = "Margin Bottom";
+$lang["config_print_bottom_margin_number"] = "Margin Bottom must be a number.";
+$lang["config_print_bottom_margin_required"] = "Margin Bottom is a required field.";
+$lang["config_print_footer"] = "Print Browser Footer";
+$lang["config_print_header"] = "Print Browser Header";
+$lang["config_print_left_margin"] = "Margin Left";
+$lang["config_print_left_margin_number"] = "Margin Left must be a number.";
+$lang["config_print_left_margin_required"] = "Margin Left is a required field.";
+$lang["config_print_right_margin"] = "Margin Right";
+$lang["config_print_right_margin_number"] = "Margin Right must be a number.";
+$lang["config_print_right_margin_required"] = "Margin Right is a required field.";
+$lang["config_print_silently"] = "Show Print Dialog";
+$lang["config_print_top_margin"] = "Margin Top";
+$lang["config_print_top_margin_number"] = "Margin Top must be a number.";
+$lang["config_print_top_margin_required"] = "Margin Top is a required field.";
+$lang["config_quantity_decimals"] = "Quantity Decimals";
+$lang["config_receipt"] = "Receipt";
+$lang["config_receipt_configuration"] = "Receipt Print Settings";
+$lang["config_receipt_default"] = "Default";
+$lang["config_receipt_font_size"] = "Font Size";
+$lang["config_receipt_font_size_number"] = "Font Size must be a number.";
+$lang["config_receipt_font_size_required"] = "Font Size is a required field.";
+$lang["config_receipt_info"] = "Receipt Configuration Information";
+$lang["config_receipt_printer"] = "Ticket Printer";
+$lang["config_receipt_short"] = "Short";
+$lang["config_receipt_show_company_name"] = "Show Company Name";
+$lang["config_receipt_show_description"] = "Show Description";
+$lang["config_receipt_show_serialnumber"] = "Show Serial Number";
+$lang["config_receipt_show_taxes"] = "Show Taxes";
+$lang["config_receipt_show_total_discount"] = "Show Total Discount";
+$lang["config_receipt_template"] = "Receipt Template";
+$lang["config_receiving_calculate_average_price"] = "Calc avg. Price (Receiving)";
+$lang["config_recv_invoice_format"] = "Receivings Invoice Format";
+$lang["config_register_mode_default"] = "Default Register Mode";
+$lang["config_return_policy_required"] = "Return policy is a required field.";
+$lang["config_reward"] = "Reward";
+$lang["config_reward_configuration"] = "Reward Configuration";
+$lang["config_right"] = "Right";
+$lang["config_sales_invoice_format"] = "Sales Invoice Format";
+$lang["config_work_order_format"] = "Work Order Format";
+$lang["config_sales_quote_format"] = "Sales Quote Format";
+$lang["config_saved_successfully"] = "Configuration save successful.";
+$lang["config_saved_unsuccessfully"] = "Configuration save failed.";
+$lang["config_show_office_group"] = "Show office icon";
+$lang["config_statistics"] = "Send Statistics";
+$lang["config_statistics_tooltip"] = "Send statistics for development and feature improvement purposes.";
+$lang["config_stock_location"] = "Stock location";
+$lang["config_stock_location_duplicate"] = "Stock Location must be unique.";
+$lang["config_stock_location_invalid_chars"] = "Stock Location can not contain '_'.";
+$lang["config_stock_location_required"] = "Stock location is a required field.";
+$lang["config_suggestions_first_column"] = "Column 1";
+$lang["config_suggestions_layout"] = "Search Suggestions Layout";
+$lang["config_suggestions_second_column"] = "Column 2";
+$lang["config_suggestions_third_column"] = "Column 3";
+$lang["config_table"] = "Table";
+$lang["config_table_configuration"] = "Table Configuration";
+$lang["config_takings_printer"] = "Receipt Printer";
+$lang["config_tax"] = "Tax";
+$lang["config_tax_category"] = "Tax Category";
+$lang["config_tax_category_duplicate"] = "The entered tax category already exists.";
+$lang["config_tax_category_invalid_chars"] = "The entered tax category is invalid.";
+$lang["config_tax_category_required"] = "The tax category is required.";
+$lang["config_tax_category_used"] = "Tax category cannot be deleted because it is being used.";
+$lang["config_tax_configuration"] = "Tax Configuration";
+$lang["config_tax_decimals"] = "Tax Decimals";
+$lang["config_tax_included"] = "Tax Included";
+$lang["config_theme"] = "Theme";
+$lang["config_thousands_separator"] = "Thousands Separator";
+$lang["config_timezone"] = "Timezone";
+$lang["config_top"] = "Top";
+$lang["config_website"] = "Website";
+$lang["config_work_order_enable"] = "Work Order Support";
diff --git a/application/language/vi/customers_lang.php b/application/language/vi/customers_lang.php
index b3d9bbc7f..5bef97201 100644
--- a/application/language/vi/customers_lang.php
+++ b/application/language/vi/customers_lang.php
@@ -1 +1,46 @@
-<?php
+<?php 
+
+$lang["customers_account_number"] = "Account #";
+$lang["customers_account_number_duplicate"] = "Account Number is already present in the database.";
+$lang["customers_available_points"] = "Available Points";
+$lang["customers_average"] = "Average spent";
+$lang["customers_avg_discount"] = "Average discount";
+$lang["customers_basic_information"] = "Information";
+$lang["customers_cannot_be_deleted"] = "Could not delete selected customers, one or more of the selected customers has sales.";
+$lang["customers_company_name"] = "Company";
+$lang["customers_confirm_delete"] = "Are you sure you want to delete the selected customer(s)?";
+$lang["customers_confirm_restore"] = "Are you sure you want to restore selected customers(s)?";
+$lang["customers_customer"] = "Customer";
+$lang["customers_discount"] = "Discount";
+$lang["customers_email_duplicate"] = "Email Address is already present in the database.";
+$lang["customers_error_adding_updating"] = "Customer add or update failed.";
+$lang["customers_excel_import_failed"] = "Excel import failed";
+$lang["customers_excel_import_nodata_wrongformat"] = "The uploaded file has no data or is incorrectly formatted.";
+$lang["customers_excel_import_partially_failed"] = "Customer import successful with some failures:";
+$lang["customers_excel_import_success"] = "Customer import successful.";
+$lang["customers_import_items_excel"] = "Customer Import from Excel";
+$lang["customers_mailchimp_activity_click"] = "Email click";
+$lang["customers_mailchimp_activity_lastopen"] = "Last open email";
+$lang["customers_mailchimp_activity_open"] = "Email open";
+$lang["customers_mailchimp_activity_total"] = "Email sent";
+$lang["customers_mailchimp_activity_unopen"] = "Email unopen";
+$lang["customers_mailchimp_email_client"] = "Email client";
+$lang["customers_mailchimp_info"] = "Mailchimp";
+$lang["customers_mailchimp_member_rating"] = "Rating";
+$lang["customers_mailchimp_status"] = "Status";
+$lang["customers_mailchimp_vip"] = "VIP";
+$lang["customers_max"] = "Max. spent";
+$lang["customers_min"] = "Min. spent";
+$lang["customers_new"] = "New Customer";
+$lang["customers_none_selected"] = "You have not selected any customer(s) to delete.";
+$lang["customers_one_or_multiple"] = "customer(s)";
+$lang["customers_quantity"] = "Quantity";
+$lang["customers_stats_info"] = "Stats";
+$lang["customers_successful_adding"] = "You have successfully added customer";
+$lang["customers_successful_deleted"] = "You have successfully deleted";
+$lang["customers_successful_updating"] = "You have successfully updated customer";
+$lang["customers_tax_code"] = "Tax Code";
+$lang["customers_taxable"] = "Taxable";
+$lang["customers_total"] = "Total spent";
+$lang["customers_update"] = "Update Customer";
+$lang["rewards_package"] = "Rewards Package";
diff --git a/application/language/vi/datepicker_lang.php b/application/language/vi/datepicker_lang.php
index b3d9bbc7f..095eb96ec 100644
--- a/application/language/vi/datepicker_lang.php
+++ b/application/language/vi/datepicker_lang.php
@@ -1 +1,22 @@
-<?php
+<?php 
+
+$lang["datepicker_all_time"] = "All Time";
+$lang["datepicker_apply"] = "Apply";
+$lang["datepicker_cancel"] = "Cancel";
+$lang["datepicker_custom"] = "Custom";
+$lang["datepicker_from"] = "From";
+$lang["datepicker_last_30"] = "Last 30 Days";
+$lang["datepicker_last_7"] = "Last 7 Days";
+$lang["datepicker_last_financial_year"] = "Last Fiscal Year";
+$lang["datepicker_last_month"] = "Last Month";
+$lang["datepicker_last_year"] = "Last Year";
+$lang["datepicker_same_month_last_year"] = "Same Month Last Year";
+$lang["datepicker_same_month_to_same_day_last_year"] = "Same Month To Same Day Last Year";
+$lang["datepicker_this_financial_year"] = "Current Fiscal Year";
+$lang["datepicker_this_month"] = "Current Month";
+$lang["datepicker_this_year"] = "Current Year";
+$lang["datepicker_to"] = "To";
+$lang["datepicker_today"] = "Today";
+$lang["datepicker_today_last_year"] = "Today Last Year";
+$lang["datepicker_weekstart"] = "0";
+$lang["datepicker_yesterday"] = "Yesterday";
diff --git a/application/language/vi/employees_lang.php b/application/language/vi/employees_lang.php
index b3d9bbc7f..1485a9677 100644
--- a/application/language/vi/employees_lang.php
+++ b/application/language/vi/employees_lang.php
@@ -1 +1,37 @@
-<?php
+<?php 
+
+$lang["employees_basic_information"] = "Information";
+$lang["employees_cannot_be_deleted"] = "Unable to delete selected employee(s), one or more of the has processed sales or you are trying to delete your account.";
+$lang["employees_change_password"] = "Change Password";
+$lang["employees_confirm_delete"] = "Are you sure you want to delete the selected employee(s)?";
+$lang["employees_confirm_restore"] = "Are you sure you want to restore selected employee(s)?";
+$lang["employees_current_password"] = "Current Password";
+$lang["employees_current_password_invalid"] = "Current Password is invalid.";
+$lang["employees_employee"] = "Employee";
+$lang["employees_error_adding_updating"] = "Employee add or update failed.";
+$lang["employees_error_deleting_demo_admin"] = "You can not delete the demo admin user.";
+$lang["employees_error_updating_demo_admin"] = "You can not change the demo admin user.";
+$lang["employees_language"] = "Language";
+$lang["employees_login_info"] = "Login";
+$lang["employees_new"] = "New Employee";
+$lang["employees_none_selected"] = "You have not selected any employee(s) to delete.";
+$lang["employees_one_or_multiple"] = "employee(s)";
+$lang["employees_password"] = "Password";
+$lang["employees_password_minlength"] = "Password must be at least 8 characters in length.";
+$lang["employees_password_must_match"] = "Passwords do not match.";
+$lang["employees_password_not_must_match"] = "Current password and new password must be unique.";
+$lang["employees_password_required"] = "Password is required.";
+$lang["employees_permission_desc"] = "Check the boxes below to grant access to modules.";
+$lang["employees_permission_info"] = "Permissions";
+$lang["employees_repeat_password"] = "Password Again";
+$lang["employees_subpermission_required"] = "Add at least one grant for each module.";
+$lang["employees_successful_adding"] = "Employee add successful.";
+$lang["employees_successful_change_password"] = "Password change successful.";
+$lang["employees_successful_deleted"] = "You have successfully deleted";
+$lang["employees_successful_updating"] = "You have successfully updated employee";
+$lang["employees_system_language"] = "System Language";
+$lang["employees_unsuccessful_change_password"] = "Password change failed.";
+$lang["employees_update"] = "Update Employee";
+$lang["employees_username"] = "Username";
+$lang["employees_username_minlength"] = "Username must be at least 5 characters in length.";
+$lang["employees_username_required"] = "Username is a required field.";
diff --git a/application/language/vi/enum_lang.php b/application/language/vi/enum_lang.php
new file mode 100644
index 000000000..15b78890a
--- /dev/null
+++ b/application/language/vi/enum_lang.php
@@ -0,0 +1,9 @@
+<?php 
+
+$lang["enum_half_down"] = "Half Down";
+$lang["enum_half_even"] = "Half Even";
+$lang["enum_half_five"] = "Half Five";
+$lang["enum_half_odd"] = "Half Odd";
+$lang["enum_half_up"] = "Half Up";
+$lang["enum_round_down"] = "Round Down";
+$lang["enum_round_up"] = "Round Up";
diff --git a/application/language/vi/error_lang.php b/application/language/vi/error_lang.php
index b3d9bbc7f..bad97dc8f 100644
--- a/application/language/vi/error_lang.php
+++ b/application/language/vi/error_lang.php
@@ -1 +1,4 @@
-<?php
+<?php 
+
+$lang["error_no_permission_module"] = "You do not have permission to access the module named";
+$lang["error_unknown"] = "unknown";
diff --git a/application/language/vi/expenses_categories_lang.php b/application/language/vi/expenses_categories_lang.php
new file mode 100644
index 000000000..b9a77819d
--- /dev/null
+++ b/application/language/vi/expenses_categories_lang.php
@@ -0,0 +1,20 @@
+<?php 
+
+$lang["expenses_categories_add_item"] = "Add Category";
+$lang["expenses_categories_cannot_be_deleted"] = "Could not delete Category Expense(s)";
+$lang["expenses_categories_confirm_delete"] = "Are you sure you want to delete the selected Expense Category?";
+$lang["expenses_categories_description"] = "Category Description";
+$lang["expenses_categories_error_adding_updating"] = "Error adding/updating Expense Category";
+$lang["expenses_categories_info"] = "Category Expense Info";
+$lang["expenses_categories_category_id"] = "Id";
+$lang["expenses_categories_name"] = "Category Name";
+$lang["expenses_categories_new"] = "New Category";
+$lang["expenses_categories_no_expenses_categories_to_display"] = "No Category to display";
+$lang["expenses_categories_none_selected"] = "You have not selected any Category Expense";
+$lang["expenses_categories_one_or_multiple"] = "Category Expense";
+$lang["expenses_categories_quantity"] = "Quantity";
+$lang["expenses_categories_successful_adding"] = "Expense Category add successful";
+$lang["expenses_categories_successful_deleted"] = "Expense Category delete successful";
+$lang["expenses_categories_successful_updating"] = "Expense Category update successful";
+$lang["expenses_categories_update"] = "Update Category";
+$lang["category_name_required"] = "Expense Category name required";
diff --git a/application/language/vi/expenses_lang.php b/application/language/vi/expenses_lang.php
index b3d9bbc7f..ca6f3e0e5 100644
--- a/application/language/vi/expenses_lang.php
+++ b/application/language/vi/expenses_lang.php
@@ -1 +1,46 @@
-<?php
+<?php 
+
+$lang["expenses_add_item"] = "Add Expense";
+$lang["expenses_cannot_be_deleted"] = "Could not delete Category Expense(s)";
+$lang["expenses_confirm_delete"] = "Are you sure you want to delete the selected Expense?";
+$lang["expenses_confirm_restore"] = "Are you sure you want to restore selected Expenses(s)?";
+$lang["expenses_description"] = "Description";
+$lang["expenses_error_adding_updating"] = "Error adding/updating Expense";
+$lang["expenses_info"] = "Expense Info";
+$lang["expenses_expense_id"] = "Id";
+$lang["expenses_expenses_employee"] = "Employee";
+$lang["expenses_date"] = "Date";
+$lang["expenses_amount"] = "Amount";
+$lang["expenses_tax_amount"] = "Tax";
+$lang["expenses_supplier_name"] = "Supplier";
+$lang["expenses_supplier_tax_code"] = "Tax Code";
+$lang["expenses_categories_name"] = "Category";
+$lang["expenses_new"] = "New Expense";
+$lang["expenses_no_expenses_to_display"] = "There are no Expenses to display";
+$lang["expenses_none_selected"] = "You have not selected any Expense";
+$lang["expenses_one_or_multiple"] = "Expense(s)";
+$lang["expenses_successful_adding"] = "Expense add successful";
+$lang["expenses_successful_deleted"] = "Expense delete successful";
+$lang["expenses_successful_updating"] = "Expense update successful";
+$lang["expenses_update"] = "Update Expense";
+$lang["expenses_name_required"] = "Expense Name required";
+$lang["expenses_amount_required"] = "Expense Amount required";
+$lang["expenses_employee"] = "Created By";
+$lang["expenses_amount_number"] = "Amount must be a number";
+$lang["expenses_amount_required"] = "Amount is a required field";
+$lang["expenses_date_number"] = "date must be a number";
+$lang["expenses_date_required"] = "date is a required field";
+$lang["expenses_category_required"] = "category is a required field";
+$lang["expenses_by_category"] = "Category";
+$lang["expenses_payment"] = "Payment Type";
+$lang["expenses_debit"] = "Debit Card";
+$lang["expenses_debit_filter"] = "Debit Card";
+$lang["expenses_credit"] = "Credit Card";
+$lang["expenses_credit_filter"] = "Credit Card";
+$lang["expenses_cash"] = "Cash";
+$lang["expenses_cash_filter"] = "Cash";
+$lang["expenses_check"] = "Check";
+$lang["expenses_check_filter"] = "Check";
+$lang["expenses_due"] = "Due";
+$lang["expenses_due_filter"] = "Due";
+$lang["expenses_is_deleted"] = "Deleted";
diff --git a/application/language/vi/form_validation_lang.php b/application/language/vi/form_validation_lang.php
new file mode 100644
index 000000000..bc8b34e66
--- /dev/null
+++ b/application/language/vi/form_validation_lang.php
@@ -0,0 +1,18 @@
+<?php 
+
+$lang["alpha_dash"] = "";
+$lang["alpha_numeric"] = "";
+$lang["exact_length"] = "";
+$lang["greater_than"] = "";
+$lang["is_natural"] = "";
+$lang["is_natural_no_zero"] = "";
+$lang["is_numeric"] = "";
+$lang["is_unique"] = "";
+$lang["less_than"] = "";
+$lang["max_length"] = "";
+$lang["min_length"] = "";
+$lang["regex_match"] = "";
+$lang["valid_email"] = "";
+$lang["valid_emails"] = "";
+$lang["valid_ip"] = "";
+$lang["valid_url"] = "";
diff --git a/application/language/vi/giftcards_lang.php b/application/language/vi/giftcards_lang.php
new file mode 100644
index 000000000..a6019e864
--- /dev/null
+++ b/application/language/vi/giftcards_lang.php
@@ -0,0 +1,70 @@
+<?php 
+
+$lang["giftcards_add_minus"] = "Inventory to add or subtract.";
+$lang["giftcards_allow_alt_description"] = "Allow Alternate Description";
+$lang["giftcards_bulk_edit"] = "Bulk Edit";
+$lang["giftcards_cannot_be_deleted"] = "Could not delete selected Gift Card(s), one or more of the selected Gift Cards has sales.";
+$lang["giftcards_cannot_find_giftcard"] = "Gift Card not found.";
+$lang["giftcards_cannot_use"] = "Gift Card %1 cannot be used for this sale: invalid Customer.";
+$lang["giftcards_card_value"] = "Value";
+$lang["giftcards_category"] = "Category";
+$lang["giftcards_change_all_to_allow_alt_desc"] = "Allow alternate description for all.";
+$lang["giftcards_change_all_to_not_allow_allow_desc"] = "Do not allow alternate description for all.";
+$lang["giftcards_change_all_to_serialized"] = "Change All To Serialized";
+$lang["giftcards_change_all_to_unserialized"] = "Change All To Unserialized";
+$lang["giftcards_confirm_bulk_edit"] = "Are you sure you want to edit the selected Gift Card(s)?";
+$lang["giftcards_confirm_delete"] = "Are you sure you want to delete the selected Gift Card(s)?";
+$lang["giftcards_confirm_restore"] = "Are you sure you want to restore selected Gift Card(s)?";
+$lang["giftcards_cost_price"] = "Wholesale Price";
+$lang["giftcards_count"] = "Update Inventory";
+$lang["giftcards_current_quantity"] = "Current Quantity";
+$lang["giftcards_description"] = "Description";
+$lang["giftcards_details_count"] = "Inventory Count Details";
+$lang["giftcards_do_nothing"] = "Do Nothing";
+$lang["giftcards_edit_fields_you_want_to_update"] = "Edit desired fields for selected Gift Card(s).";
+$lang["giftcards_edit_multiple_giftcards"] = "Edit Multiple Gift Cards.";
+$lang["giftcards_error_adding_updating"] = "Gift Card add or update failed.";
+$lang["giftcards_error_updating_multiple"] = "Gift Card(s) update failed.";
+$lang["giftcards_excel_import_failed"] = "Excel import failed.";
+$lang["giftcards_generate_barcodes"] = "Generate Barcodes";
+$lang["giftcards_giftcard"] = "Gift Card";
+$lang["giftcards_giftcard_number"] = "Gift Card Number";
+$lang["giftcards_info_provided_by"] = "Info provided by";
+$lang["giftcards_inventory_comments"] = "Comments";
+$lang["giftcards_is_serialized"] = "Gift Card has Serial Number";
+$lang["giftcards_low_inventory_giftcards"] = "Low Inventory Gift Cards";
+$lang["giftcards_manually_editing_of_quantity"] = "Manual Edit of Quantity";
+$lang["giftcards_must_select_giftcard_for_barcode"] = "You must select at least one (1) Gift Card to generate barcodes.";
+$lang["giftcards_new"] = "New Gift Card";
+$lang["giftcards_no_description_giftcards"] = "No Description Gift Cards";
+$lang["giftcards_no_giftcards_to_display"] = "No Gift Cards to display.";
+$lang["giftcards_none"] = "None";
+$lang["giftcards_none_selected"] = "No Gift Card(s) selected to edit.";
+$lang["giftcards_number"] = "Gift Card Number must be a number.";
+$lang["giftcards_number_information"] = "Gift Card Number";
+$lang["giftcards_number_required"] = "Gift Card Number is a required field.";
+$lang["giftcards_one_or_multiple"] = "Gift Card(s)";
+$lang["giftcards_person_id"] = "Customer";
+$lang["giftcards_quantity"] = "Quantity";
+$lang["giftcards_quantity_required"] = "Quantity is a required field. Please close (X) to cancel.";
+$lang["giftcards_remaining_balance"] = "Gift Card %1 remaining value is %2!";
+$lang["giftcards_reorder_level"] = "Reorder Level";
+$lang["giftcards_retrive_giftcard_info"] = "Retrieve Gift Card Info";
+$lang["giftcards_sales_tax_1"] = "Sales Tax";
+$lang["giftcards_sales_tax_2"] = "Sales Tax 2";
+$lang["giftcards_serialized_giftcards"] = "Serialized Gift Cards";
+$lang["giftcards_successful_adding"] = "You have successfully added Gift Card";
+$lang["giftcards_successful_bulk_edit"] = "You have successfully updated the selected Gift Card(s)";
+$lang["giftcards_successful_deleted"] = "You have successfully deleted";
+$lang["giftcards_successful_updating"] = "You have successfully updated Gift Card";
+$lang["giftcards_supplier"] = "Supplier";
+$lang["giftcards_tax_1"] = "Tax 1";
+$lang["giftcards_tax_2"] = "Tax 2";
+$lang["giftcards_tax_percent"] = "Tax Percent";
+$lang["giftcards_tax_percents"] = "Tax Percent(s)";
+$lang["giftcards_unit_price"] = "Retail Value";
+$lang["giftcards_upc_database"] = "Barcode Database";
+$lang["giftcards_update"] = "Update Gift Card";
+$lang["giftcards_use_inventory_menu"] = "Use Inventory Menu";
+$lang["giftcards_value"] = "Gift Card Value must be a number.";
+$lang["giftcards_value_required"] = "Gift Card Value is a required field.";
diff --git a/application/language/vi/index.html b/application/language/vi/index.html
new file mode 100644
index 000000000..b702fbc39
--- /dev/null
+++ b/application/language/vi/index.html
@@ -0,0 +1,11 @@
+<!DOCTYPE html>
+<html>
+<head>
+	<title>403 Forbidden</title>
+</head>
+<body>
+
+<p>Directory access is forbidden.</p>
+
+</body>
+</html>
diff --git a/application/language/vi/item_kits_lang.php b/application/language/vi/item_kits_lang.php
new file mode 100644
index 000000000..ba6bae908
--- /dev/null
+++ b/application/language/vi/item_kits_lang.php
@@ -0,0 +1,32 @@
+<?php 
+
+$lang["item_kits_add_item"] = "Add Item";
+$lang["item_kits_all"] = "All";
+$lang["item_kits_cannot_be_deleted"] = "Item Kit(s) delete failed.";
+$lang["item_kits_confirm_delete"] = "Are you sure you want to delete the selected Item Kit(s)?";
+$lang["item_kits_confirm_restore"] = "Are you sure you want to restore selected Item Kit(s)?";
+$lang["item_kits_description"] = "Item Kit Description";
+$lang["item_kits_discount_percent"] = "Discount Percent";
+$lang["item_kits_error_adding_updating"] = "Item Kit add or update failed.";
+$lang["item_kits_find_kit_item"] = "Kit Item";
+$lang["item_kits_info"] = "Item Kit Info";
+$lang["item_kits_item"] = "Item";
+$lang["item_kits_items"] = "Items";
+$lang["item_kits_kit"] = "Kit ID";
+$lang["item_kits_kit_and_components"] = "Kit and Components";
+$lang["item_kits_kit_and_stock"] = "Kit and Stock";
+$lang["item_kits_kit_only"] = "Kit Only";
+$lang["item_kits_name"] = "Item Kit Name";
+$lang["item_kits_new"] = "New Item Kit";
+$lang["item_kits_no_item_kits_to_display"] = "No Item Kits to display.";
+$lang["item_kits_none_selected"] = "You have not selected any Item Kits.";
+$lang["item_kits_one_or_multiple"] = "Item Kit(s)";
+$lang["item_kits_price_option"] = "Price Option";
+$lang["item_kits_priced_only"] = "Priced Only";
+$lang["item_kits_print_option"] = "Print Option";
+$lang["item_kits_quantity"] = "Quantity";
+$lang["item_kits_sequence"] = "Sequence";
+$lang["item_kits_successful_adding"] = "You have successfully added Item Kit";
+$lang["item_kits_successful_deleted"] = "You have successfully deleted";
+$lang["item_kits_successful_updating"] = "You have successfully updated Item Kit";
+$lang["item_kits_update"] = "Update Item Kit";
diff --git a/application/language/vi/items_lang.php b/application/language/vi/items_lang.php
index b3d9bbc7f..bb5928912 100644
--- a/application/language/vi/items_lang.php
+++ b/application/language/vi/items_lang.php
@@ -1 +1,106 @@
-<?php
+<?php 
+
+$lang["items_add_minus"] = "Inventory to add or subtract.";
+$lang["items_allow_alt_desciption"] = "";
+$lang["items_allow_alt_description"] = "Allow Alternate Description";
+$lang["items_amount_entry"] = "Amount Entry";
+$lang["items_bulk_edit"] = "Bulk Edit";
+$lang["items_buy_price_required"] = "Purchase Price is a required field.";
+$lang["items_cannot_be_deleted"] = "Could not delete selected Item(s), one or more of the selected Items have sales.";
+$lang["items_cannot_find_item"] = "Item not found.";
+$lang["items_category"] = "Category";
+$lang["items_category_required"] = "Category is a required field.";
+$lang["items_change_all_to_allow_alt_desc"] = "Allow Alternate Description for all.";
+$lang["items_change_all_to_not_allow_allow_desc"] = "Do not allow Alternate Description for all.";
+$lang["items_change_all_to_serialized"] = "Change all to Serialized";
+$lang["items_change_all_to_unserialized"] = "Change all to Unserialized";
+$lang["items_change_image"] = "Change Image";
+$lang["items_confirm_bulk_edit"] = "Are you sure you want to edit selected Item(s)?";
+$lang["items_confirm_bulk_edit_wipe_taxes"] = "All Item Tax information will be replaced.";
+$lang["items_confirm_delete"] = "Are you sure you want to delete selected item(s)?";
+$lang["items_confirm_restore"] = "Are you sure you want to restore selected item(s)?";
+$lang["items_cost_price"] = "Wholesale Price";
+$lang["items_cost_price_number"] = "Wholesale Price must be a number.";
+$lang["items_cost_price_required"] = "Wholesale Price is a required field.";
+$lang["items_count"] = "Update Inventory";
+$lang["items_current_quantity"] = "Current Quantity";
+$lang["items_description"] = "Description";
+$lang["items_details_count"] = "Inventory Count Details";
+$lang["items_do_nothing"] = "Do Nothing";
+$lang["items_edit_fields_you_want_to_update"] = "Edit the desired fields for selected item(s).";
+$lang["items_edit_multiple_items"] = "Editing Multiple Items";
+$lang["items_empty_upc_items"] = "Empty Barcode Items";
+$lang["items_error_adding_updating"] = "Error adding/updating item";
+$lang["items_error_updating_multiple"] = "Error updating items";
+$lang["items_excel_import_failed"] = "Excel import failed";
+$lang["items_excel_import_nodata_wrongformat"] = "The uploaded file has no data or is formatted incorrectly.";
+$lang["items_excel_import_partially_failed"] = "Item import successful with some failures:";
+$lang["items_excel_import_success"] = "Item import successful.";
+$lang["items_generate_barcodes"] = "Generate Barcodes";
+$lang["items_image"] = "Avatar";
+$lang["items_import_items_excel"] = "Item Import from Excel";
+$lang["items_info_provided_by"] = "Information provided by";
+$lang["items_inventory"] = "Inventory";
+$lang["items_inventory_comments"] = "Comments";
+$lang["items_inventory_data_tracking"] = "Inventory Data Tracking";
+$lang["items_inventory_date"] = "Date";
+$lang["items_inventory_employee"] = "Employee";
+$lang["items_inventory_in_out_quantity"] = "In/Out Quantity";
+$lang["items_inventory_remarks"] = "Remarks";
+$lang["items_is_deleted"] = "Deleted";
+$lang["items_is_serialized"] = "Item has Serial Number";
+$lang["items_item"] = "Item";
+$lang["items_item_number"] = "Barcode";
+$lang["items_item_number_duplicate"] = "Item Number is already present in the database.";
+$lang["items_kit"] = "Kit";
+$lang["items_location"] = "Location";
+$lang["items_low_inventory_items"] = "Out Of Stock Items";
+$lang["items_manually_editing_of_quantity"] = "Manual Edit of Quantity";
+$lang["items_name"] = "Item Name";
+$lang["items_name_required"] = "Item Name is a required field.";
+$lang["items_new"] = "New Item";
+$lang["items_no_description_items"] = "No Description Items";
+$lang["items_no_items_to_display"] = "No Items to display.";
+$lang["items_none"] = "None";
+$lang["items_none_selected"] = "You have not selected any Item(s) to edit";
+$lang["items_nonstock"] = "Non-stocked";
+$lang["items_number_information"] = "Item Number";
+$lang["items_number_required"] = "Barcode is a required field.";
+$lang["items_one_or_multiple"] = "item(s)";
+$lang["items_quantity"] = "Quantity";
+$lang["items_quantity_number"] = "Quantity must be a number.";
+$lang["items_quantity_required"] = "Quantity is a required field.";
+$lang["items_receiving_quantity"] = "Receiving Quantity";
+$lang["items_remove_image"] = "Remove Image";
+$lang["items_reorder_level"] = "Reorder Level";
+$lang["items_reorder_level_number"] = "Reorder Level must be a number.";
+$lang["items_reorder_level_required"] = "Reorder Level is a required field.";
+$lang["items_retrive_item_info"] = "Retrive Item Info";
+$lang["items_sales_tax_1"] = "Sales Tax";
+$lang["items_sales_tax_2"] = "Sales Tax 2";
+$lang["items_search_attributes"] = "Search Attributes";
+$lang["items_search_custom_items"] = "Search Custom Items";
+$lang["items_select_image"] = "Select Image";
+$lang["items_serialized_items"] = "Serialized Items";
+$lang["items_standard"] = "Standard";
+$lang["items_stock"] = "Stock";
+$lang["items_stock_location"] = "Stock location";
+$lang["items_stock_type"] = "Stock Type";
+$lang["items_successful_adding"] = "You have successfully added item";
+$lang["items_successful_bulk_edit"] = "You have successfully updated the selected item(s)";
+$lang["items_successful_deleted"] = "You have successfully deleted";
+$lang["items_successful_updating"] = "You have successfully updated item";
+$lang["items_supplier"] = "Supplier";
+$lang["items_tax_1"] = "Tax 1";
+$lang["items_tax_2"] = "Tax 2";
+$lang["items_tax_percent"] = "Tax Percent";
+$lang["items_tax_percent_number"] = "Tax Percent must be a numeric value";
+$lang["items_tax_percent_required"] = "Tax Percent is a required field.";
+$lang["items_tax_percents"] = "Tax Percent(s)";
+$lang["items_type"] = "Item Type";
+$lang["items_unit_price"] = "Retail Price";
+$lang["items_unit_price_number"] = "Unit price must be a number.";
+$lang["items_unit_price_required"] = "Retail Price is a required field.";
+$lang["items_upc_database"] = "Barcode Database";
+$lang["items_update"] = "Update Item";
+$lang["items_use_inventory_menu"] = "Use Inventory Menu";
diff --git a/application/language/vi/login_lang.php b/application/language/vi/login_lang.php
index b3d9bbc7f..983c9ab3a 100644
--- a/application/language/vi/login_lang.php
+++ b/application/language/vi/login_lang.php
@@ -1 +1,10 @@
-<?php
+<?php 
+
+$lang["login_gcaptcha"] = "I'm not a robot.";
+$lang["login_go"] = "Go";
+$lang["login_invalid_gcaptcha"] = "Invalid I'm not a robot.";
+$lang["login_invalid_installation"] = "The installation is not correct, check your php.ini file.";
+$lang["login_invalid_username_and_password"] = "Invalid Username or Password.";
+$lang["login_login"] = "Login";
+$lang["login_password"] = "Password";
+$lang["login_username"] = "Username";
diff --git a/application/language/vi/messages_lang.php b/application/language/vi/messages_lang.php
new file mode 100644
index 000000000..5da641900
--- /dev/null
+++ b/application/language/vi/messages_lang.php
@@ -0,0 +1,14 @@
+<?php 
+
+$lang["messages_first_name"] = "First name";
+$lang["messages_last_name"] = "Last name";
+$lang["messages_message"] = "Message";
+$lang["messages_message_placeholder"] = "Your Message here...";
+$lang["messages_message_required"] = "Message required";
+$lang["messages_multiple_phones"] = "(In case of multiple recipients, enter mobile numbers separated by commas)";
+$lang["messages_phone"] = "Phone number";
+$lang["messages_phone_number_required"] = "Phone number required";
+$lang["messages_phone_placeholder"] = "Mobile Number(s) here...";
+$lang["messages_sms_send"] = "Send SMS";
+$lang["messages_successfully_sent"] = "Message successfully sent to: ";
+$lang["messages_unsuccessfully_sent"] = "Message unsuccessfully sent to: ";
diff --git a/application/language/vi/migrate_lang.php b/application/language/vi/migrate_lang.php
new file mode 100644
index 000000000..64b6b91ea
--- /dev/null
+++ b/application/language/vi/migrate_lang.php
@@ -0,0 +1,7 @@
+<?php 
+
+$lang["migrate_backup"] = "Be sure to back up your database before applying any database upgrades.";
+$lang["migrate_failed"] = "Migration failed.";
+$lang["migrate_info"] = "Click on Start Migration only if you are ready to apply all database changes and data upgrades to your database.";
+$lang["migrate_start"] = "Start Migration ";
+$lang["migrate_success"] = "Migrate successful.";
diff --git a/application/language/vi/module_lang.php b/application/language/vi/module_lang.php
new file mode 100644
index 000000000..464f46227
--- /dev/null
+++ b/application/language/vi/module_lang.php
@@ -0,0 +1,37 @@
+<?php 
+
+$lang["module_both"] = "Both";
+$lang["module_config"] = "Configuration";
+$lang["module_config_desc"] = "Change OSPOS's Configuration.";
+$lang["module_customers"] = "Customers";
+$lang["module_customers_desc"] = "Add, Update, Delete, and Search Customers.";
+$lang["module_employees"] = "Employees";
+$lang["module_employees_desc"] = "Add, Update, Delete, and Search Employees.";
+$lang["module_expenses"] = "Expenses";
+$lang["module_expenses_desc"] = "Add, Update, Delete, and Search Expenses.";
+$lang["module_expenses_categories"] = "Expenses Categories";
+$lang["module_expenses_categories_desc"] = "Add, Update, and Delete Expenses Categories.";
+$lang["module_giftcards"] = "Gift Cards";
+$lang["module_giftcards_desc"] = "Add, Update, Delete and Search Gift Cards.";
+$lang["module_home"] = "Home";
+$lang["module_home_desc"] = "List home menu modules.";
+$lang["module_item_kits"] = "Item Kits";
+$lang["module_item_kits_desc"] = "Add, Update, Delete and Search Item Kits.";
+$lang["module_items"] = "Items";
+$lang["module_items_desc"] = "Add, Update, Delete, and Search Items.";
+$lang["module_messages"] = "Messages";
+$lang["module_messages_desc"] = "Send Messages to Customers, Suppliers and Employees.";
+$lang["module_migrate"] = "Migrate";
+$lang["module_migrate_desc"] = "Update the OSPOS Database.";
+$lang["module_office"] = "Office";
+$lang["module_office_desc"] = "List office menu modules.";
+$lang["module_receivings"] = "Receivings";
+$lang["module_receivings_desc"] = "Process Purchase Orders.";
+$lang["module_reports"] = "Reports";
+$lang["module_reports_desc"] = "View and generate Reports.";
+$lang["module_sales"] = "Sales";
+$lang["module_sales_desc"] = "Process Sales and Returns.";
+$lang["module_suppliers"] = "Suppliers";
+$lang["module_suppliers_desc"] = "Add, Update, Delete, and Search Suppliers.";
+$lang["module_taxes"] = "Taxes";
+$lang["module_taxes_desc"] = "Configure Sales Taxes.";
diff --git a/application/language/vi/receivings_lang.php b/application/language/vi/receivings_lang.php
new file mode 100644
index 000000000..d56372f33
--- /dev/null
+++ b/application/language/vi/receivings_lang.php
@@ -0,0 +1,53 @@
+<?php 
+
+$lang["receivings_cancel_receiving"] = "Cancel";
+$lang["receivings_cannot_be_deleted"] = "Receiving(s) delete failed.";
+$lang["receivings_comments"] = "Comments";
+$lang["receivings_complete_receiving"] = "Finish";
+$lang["receivings_confirm_cancel_receiving"] = "Are you sure you want to clear this receiving? All items will cleared.";
+$lang["receivings_confirm_delete"] = "Are you sure you want to delete this receiving? This action cannot be undone.";
+$lang["receivings_confirm_finish_receiving"] = "Are you sure you want to submit this receiving? This cannot be undone.";
+$lang["receivings_cost"] = "Cost";
+$lang["receivings_date"] = "Receiving Date";
+$lang["receivings_date_required"] = "A correct date must be entered.";
+$lang["receivings_date_type"] = "Date is a required field.";
+$lang["receivings_delete_entire_sale"] = "Delete Entire Sale";
+$lang["receivings_discount"] = "Discount %";
+$lang["receivings_edit"] = "Edit";
+$lang["receivings_edit_sale"] = "Edit Receiving";
+$lang["receivings_employee"] = "Employee";
+$lang["receivings_error_editing_item"] = "Item edit failed.";
+$lang["receivings_error_requisition"] = "Unable to move Inventory from or to the same Stock Location.";
+$lang["receivings_find_or_scan_item"] = "Find or Scan Item";
+$lang["receivings_find_or_scan_item_or_receipt"] = "Find or Scan Item or Receipt";
+$lang["receivings_id"] = "Receiving ID";
+$lang["receivings_item_name"] = "Item Name";
+$lang["receivings_mode"] = "Receiving Mode";
+$lang["receivings_new_supplier"] = "New Supplier";
+$lang["receivings_one_or_multiple"] = "receiving(s)";
+$lang["receivings_print_after_sale"] = "Print After Sale";
+$lang["receivings_quantity"] = "Qty.";
+$lang["receivings_receipt"] = "Receivings Receipt";
+$lang["receivings_receipt_number"] = "Receiving #";
+$lang["receivings_receiving"] = "Receive";
+$lang["receivings_reference"] = "Reference";
+$lang["receivings_register"] = "Items Receiving";
+$lang["receivings_requisition"] = "Requisition";
+$lang["receivings_return"] = "Return";
+$lang["receivings_select_supplier"] = "Select Supplier (Optional)";
+$lang["receivings_start_typing_supplier_name"] = "Start Typing Supplier's name...";
+$lang["receivings_stock"] = "Stock";
+$lang["receivings_stock_destination"] = "Stock Destination";
+$lang["receivings_stock_locaiton"] = "Stock Location";
+$lang["receivings_stock_source"] = "Stock Source";
+$lang["receivings_successfully_deleted"] = "You have successfully deleted";
+$lang["receivings_successfully_updated"] = "Receiving successfully updated";
+$lang["receivings_supplier"] = "Supplier";
+$lang["receivings_supplier_address"] = "Address";
+$lang["receivings_supplier_email"] = "Email";
+$lang["receivings_supplier_location"] = "Location";
+$lang["receivings_total"] = "Total";
+$lang["receivings_transaction_failed"] = "Receivings transaction(s) failed.";
+$lang["receivings_unable_to_add_item"] = "Item add to Receiving failed.";
+$lang["receivings_unsuccessfully_updated"] = "Receiving update failed.";
+$lang["receivings_update"] = "Update";
diff --git a/application/language/vi/reports_lang.php b/application/language/vi/reports_lang.php
index b3d9bbc7f..23ebb8a17 100644
--- a/application/language/vi/reports_lang.php
+++ b/application/language/vi/reports_lang.php
@@ -1 +1,120 @@
-<?php
+<?php 
+
+$lang["reports_all"] = "All";
+$lang["reports_canceled"] = "Canceled";
+$lang["reports_categories"] = "Categories";
+$lang["reports_categories_summary_report"] = "Categories Summary Report";
+$lang["reports_category"] = "Category";
+$lang["reports_code_canceled"] = "CNL";
+$lang["reports_code_invoice"] = "INV";
+$lang["reports_code_quote"] = "Q";
+$lang["reports_code_return"] = "RET";
+$lang["reports_code_type"] = "Type";
+$lang["reports_code_work_order"] = "W/O";
+$lang["reports_comments"] = "Comments";
+$lang["reports_complete"] = "Completed Sales and Returns";
+$lang["reports_completed_sales"] = "Completed Sales";
+$lang["reports_confirm_delete"] = "Are you sure you want to delete selected entry(s)?";
+$lang["reports_confirm_restore"] = "Are you sure you want to restore selected entry(s)?";
+$lang["reports_cost"] = "Wholesale";
+$lang["reports_cost_price"] = "Wholesale Price";
+$lang["reports_count"] = "Count";
+$lang["reports_customer"] = "Customer";
+$lang["reports_customers"] = "Customers";
+$lang["reports_customers_summary_report"] = "Customers Summary Report";
+$lang["reports_date"] = "Date";
+$lang["reports_date_range"] = "Date Range";
+$lang["reports_description"] = "Description";
+$lang["reports_detailed_receivings_report"] = "Detailed Receivings Report";
+$lang["reports_detailed_reports"] = "Detailed Reports";
+$lang["reports_detailed_requisition_report"] = "";
+$lang["reports_detailed_sales_report"] = "Detailed Transactions Report";
+$lang["reports_discount"] = "Discount";
+$lang["reports_discount_percent"] = "Discount Percent";
+$lang["reports_discounts"] = "Discounts";
+$lang["reports_discounts_summary_report"] = "Discounts Summary Report";
+$lang["reports_earned"] = "Points Earned";
+$lang["reports_employee"] = "Employee";
+$lang["reports_employees"] = "Employees";
+$lang["reports_employees_summary_report"] = "Employees Summary Report";
+$lang["reports_expenses"] = "Expenses";
+$lang["reports_expenses_categories"] = "Expenses";
+$lang["reports_expenses_categories_summary_report"] = "Expense Categories Summary Report";
+$lang["reports_expenses_category"] = "Category";
+$lang["reports_expenses_amount"] = "Amount";
+$lang["reports_expenses_tax_amount"] = "Tax";
+$lang["reports_expenses_total_amount"] = "Total Amount";
+$lang["reports_expenses_total_tax_amount"] = "Total Tax";
+$lang["reports_graphical_reports"] = "Graphical Reports";
+$lang["reports_inventory"] = "Inventory";
+$lang["reports_inventory_low"] = "Low Inventory";
+$lang["reports_inventory_low_report"] = "Low Inventory Report";
+$lang["reports_inventory_reports"] = "Inventory Reports";
+$lang["reports_inventory_summary"] = "Inventory Summary";
+$lang["reports_inventory_summary_report"] = "Inventory Summary Report";
+$lang["reports_item"] = "Item";
+$lang["reports_item_count"] = "Filter Item Count";
+$lang["reports_item_name"] = "Item Name";
+$lang["reports_item_number"] = "Barcode";
+$lang["reports_items"] = "Items";
+$lang["reports_items_purchased"] = "Items Purchased";
+$lang["reports_items_received"] = "Items Received";
+$lang["reports_items_summary_report"] = "Items Summary Report";
+$lang["reports_low_inventory"] = "";
+$lang["reports_low_inventory_report"] = "";
+$lang["reports_more_than_zero"] = "More than zero";
+$lang["reports_name"] = "Name";
+$lang["reports_no_reports_to_display"] = "No Items to display.";
+$lang["reports_payment_type"] = "Payment Type";
+$lang["reports_payments"] = "Payments";
+$lang["reports_payments_summary_report"] = "Payments Summary Report";
+$lang["reports_profit"] = "Profit";
+$lang["reports_quantity"] = "Quantity";
+$lang["reports_quantity_purchased"] = "Quantity Purchased";
+$lang["reports_quotes"] = "Quotes";
+$lang["reports_received_by"] = "Received By";
+$lang["reports_receiving_id"] = "Receiving ID";
+$lang["reports_receiving_type"] = "Receiving Type";
+$lang["reports_receivings"] = "Receivings";
+$lang["reports_reorder_level"] = "Reorder Level";
+$lang["reports_report"] = "Report";
+$lang["reports_report_input"] = "Report Input";
+$lang["reports_reports"] = "Reports";
+$lang["reports_requisition"] = "";
+$lang["reports_requisition_by"] = "";
+$lang["reports_requisition_id"] = "";
+$lang["reports_requisition_item"] = "";
+$lang["reports_requisition_item_quantity"] = "";
+$lang["reports_requisition_related_item"] = "";
+$lang["reports_requisition_related_item_total_quantity"] = "";
+$lang["reports_requisition_related_item_unit_quantity"] = "";
+$lang["reports_requisitions"] = "Requisitions";
+$lang["reports_returns"] = "Returns";
+$lang["reports_revenue"] = "Revenue";
+$lang["reports_sale_id"] = "Trans. ID";
+$lang["reports_sale_type"] = "Transaction Type";
+$lang["reports_sales"] = "Transactions";
+$lang["reports_sales_amount"] = "Transactions amount";
+$lang["reports_sales_summary_report"] = "Transactions Summary Report";
+$lang["reports_serial_number"] = "Serial Number";
+$lang["reports_sold_by"] = "Sold By";
+$lang["reports_sold_to"] = "Sold To";
+$lang["reports_stock_location"] = "Stock Location";
+$lang["reports_sub_total_value"] = "Subtotal";
+$lang["reports_subtotal"] = "Subtotal";
+$lang["reports_summary_reports"] = "Summary Reports";
+$lang["reports_supplied_by"] = "Supplied by";
+$lang["reports_supplier"] = "Supplier";
+$lang["reports_suppliers"] = "Suppliers";
+$lang["reports_suppliers_summary_report"] = "Suppliers Summary Report";
+$lang["reports_tax"] = "Tax";
+$lang["reports_tax_percent"] = "Tax Percent";
+$lang["reports_taxes"] = "Taxes";
+$lang["reports_taxes_summary_report"] = "Taxes Summary Report";
+$lang["reports_total"] = "Total";
+$lang["reports_total_inventory_value"] = "Total Inventory Value";
+$lang["reports_type"] = "Type";
+$lang["reports_unit_price"] = "Retail Price";
+$lang["reports_used"] = "Points Used";
+$lang["reports_work_orders"] = "Work Orders";
+$lang["reports_zero_and_less"] = "Zero and less";
diff --git a/application/language/vi/sales_lang.php b/application/language/vi/sales_lang.php
index b3d9bbc7f..cec84fdb3 100644
--- a/application/language/vi/sales_lang.php
+++ b/application/language/vi/sales_lang.php
@@ -1 +1,161 @@
-<?php
+<?php 
+
+$lang["customers_available_points"] = "Available Points";
+$lang["rewards_package"] = "Rewards";
+$lang["rewards_remaining_balance"] = "Reward Points remaining value is ";
+$lang["sales_add_payment"] = "Add Payment";
+$lang["sales_amount_due"] = "Amount Due";
+$lang["sales_amount_tendered"] = "Amount Tendered";
+$lang["sales_cancel_sale"] = "Cancel";
+$lang["sales_cash"] = "Cash";
+$lang["sales_cash_deposit"] = "Cash Deposit";
+$lang["sales_cash_filter"] = "Cash";
+$lang["sales_change_due"] = "Change Due";
+$lang["sales_check"] = "Check";
+$lang["sales_check_balance"] = "Check remainder";
+$lang["sales_check_filter"] = "Check";
+$lang["sales_comment"] = "Comment";
+$lang["sales_comments"] = "Comments";
+$lang["sales_complete_sale"] = "Complete";
+$lang["sales_confirm_cancel_sale"] = "Are you sure you want to clear this sale? All items will cleared.";
+$lang["sales_confirm_delete"] = "Are you sure you want to delete the selected Sale(s)?";
+$lang["sales_confirm_restore"] = "Are you sure you want to restore the selected Sale(s)?";
+$lang["sales_credit"] = "Credit Card";
+$lang["sales_credit_deposit"] = "Credit Deposit";
+$lang["sales_customer"] = "Name";
+$lang["sales_customer_address"] = "Address";
+$lang["sales_customer_discount"] = "Discount";
+$lang["sales_customer_email"] = "Email";
+$lang["sales_customer_location"] = "Location";
+$lang["sales_customer_mailchimp_status"] = "Mailchimp status";
+$lang["sales_customer_total"] = "Total";
+$lang["sales_date"] = "Sale Date";
+$lang["sales_date_range"] = "Date Range";
+$lang["sales_date_required"] = "A correct date must be entered.";
+$lang["sales_date_type"] = "Date is a required field.";
+$lang["sales_debit"] = "Debit Card";
+$lang["sales_delete"] = "Allow Delete";
+$lang["sales_delete_confirmation"] = "Are you sure you want to delete this sale? This action cannot be undone.";
+$lang["sales_delete_entire_sale"] = "Delete Entire Sale";
+$lang["sales_delete_successful"] = "Sale delete successful.";
+$lang["sales_delete_unsuccessful"] = "Sale delete failed.";
+$lang["sales_description_abbrv"] = "Desc.";
+$lang["sales_discard"] = "Discard";
+$lang["sales_discount"] = "Disc %";
+$lang["sales_discount_included"] = "% Discount";
+$lang["sales_discount_short"] = "%";
+$lang["sales_due"] = "Due";
+$lang["sales_due_filter"] = "Due";
+$lang["sales_edit"] = "Edit";
+$lang["sales_edit_item"] = "Edit Item";
+$lang["sales_edit_sale"] = "Edit Sale";
+$lang["sales_email_receipt"] = "Email Receipt";
+$lang["sales_employee"] = "Employee";
+$lang["sales_entry"] = "Entry";
+$lang["sales_error_editing_item"] = "Error editing item";
+$lang["sales_find_or_scan_item"] = "Find or Scan Item";
+$lang["sales_find_or_scan_item_or_receipt"] = "Find or Scan Item or Receipt";
+$lang["sales_giftcard"] = "Gift Card";
+$lang["sales_giftcard_balance"] = "Gift Card Balance";
+$lang["sales_giftcard_number"] = "Gift Card Number";
+$lang["sales_group_by_category"] = "Group by Category";
+$lang["sales_group_by_type"] = "Group by Type";
+$lang["sales_id"] = "Sale ID";
+$lang["sales_include_prices"] = "Include Prices?";
+$lang["sales_invoice"] = "Invoice";
+$lang["sales_invoice_confirm"] = "This invoice will be sent to";
+$lang["sales_invoice_enable"] = "Create Invoice";
+$lang["sales_invoice_filter"] = "Invoices";
+$lang["sales_invoice_no_email"] = "This customer does not have a valid email address";
+$lang["sales_invoice_number"] = "Invoice #";
+$lang["sales_invoice_number_duplicate"] = "Invoice Number must be unique.";
+$lang["sales_invoice_sent"] = "Invoice sent to";
+$lang["sales_invoice_unsent"] = "Invoice failed to be sent to";
+$lang["sales_invoice_update"] = "Recount";
+$lang["sales_item_insufficient_of_stock"] = "Item has insufficient stock.";
+$lang["sales_item_name"] = "Item Name";
+$lang["sales_item_number"] = "Item #";
+$lang["sales_item_out_of_stock"] = "Item is out of stock.";
+$lang["sales_mode"] = "Register Mode";
+$lang["sales_must_enter_numeric"] = "Amount Tendered must be a number.";
+$lang["sales_must_enter_numeric_giftcard"] = "Gift Card Number must be a number.";
+$lang["sales_new_customer"] = "New Customer";
+$lang["sales_new_item"] = "New Item";
+$lang["sales_no_description"] = "None";
+$lang["sales_no_filter"] = "All";
+$lang["sales_no_items_in_cart"] = "There are no Items in the cart.";
+$lang["sales_no_sales_to_display"] = "No Sales to display.";
+$lang["sales_none_selected"] = "You have not selected any Sale(s) to delete.";
+$lang["sales_not_authorized"]= "This action is not authorized.";
+$lang["sales_one_or_multiple"] = "Sale(s)";
+$lang["sales_payment"] = "Payment Type";
+$lang["sales_payment_amount"] = "Amount";
+$lang["sales_payment_not_cover_total"] = "Payment Amount must be greater than or equal to Total.";
+$lang["sales_payment_type"] = "Type";
+$lang["sales_payments_total"] = "Payments Total";
+$lang["sales_price"] = "Price";
+$lang["sales_print_after_sale"] = "Print after Sale";
+$lang["sales_quantity"] = "Quantity";
+$lang["sales_quantity_less_than_reorder_level"] = "Warning: Desired Quantity is below Reorder Level for that Item.";
+$lang["sales_quantity_less_than_zero"] = "Warning: Desired Quantity is insufficient. You can still process the sale, but audit your inventory.";
+$lang["sales_quantity_of_items"] = "Quantity of %1 Items";
+$lang["sales_quote"] = "Quote";
+$lang["sales_quote_number"] = "Quote Number";
+$lang["sales_quote_number_duplicate"] = "Quote Number must be unique.";
+$lang["sales_quote_sent"] = "Quote sent to";
+$lang["sales_quote_unsent"] = "Quote failed to be sent to";
+$lang["sales_receipt"] = "Sales Receipt";
+$lang["sales_receipt_number"] = "Sale #";
+$lang["sales_receipt_sent"] = "Receipt sent to";
+$lang["sales_receipt_unsent"] = "Receipt failed to be sent to";
+$lang["sales_register"] = "Sales Register";
+$lang["sales_remove_customer"] = "Remove Customer";
+$lang["sales_return"] = "Return";
+$lang["sales_rewards"] = "Reward Points";
+$lang["sales_rewards_balance"] = "Reward Points Balance";
+$lang["sales_sale"] = "Sale";
+$lang["sales_sale_by_invoice"] = "Sale by Invoice";
+$lang["sales_sale_for_customer"] = "Customer:";
+$lang["sales_sale_time"] = "Time";
+$lang["sales_sales_tax"] = "Sales Tax";
+$lang["sales_select_customer"] = "Select Customer (Optional)";
+$lang["sales_send_invoice"] = "Send Invoice";
+$lang["sales_send_quote"] = "Send Quote";
+$lang["sales_send_receipt"] = "Send Receipt";
+$lang["sales_send_work_order"] = "Send Work Order";
+$lang["sales_serial"] = "Serial";
+$lang["sales_show_invoice"] = "Show Invoice";
+$lang["sales_show_receipt"] = "Show Receipt";
+$lang["sales_start_typing_customer_name"] = "Start typing customer details...";
+$lang["sales_start_typing_item_name"] = "Start typing Item Name or scan Barcode...";
+$lang["sales_stock"] = "Stock";
+$lang["sales_stock_location"] = "Stock Location";
+$lang["sales_sub_total"] = "Subtotal";
+$lang["sales_successfully_deleted"] = "You have successfully deleted";
+$lang["sales_successfully_restored"] = "You have successfully restored";
+$lang["sales_successfully_suspended_sale"] = "Sale suspend successful.";
+$lang["sales_successfully_updated"] = "Sale update successful.";
+$lang["sales_suspend_sale"] = "Suspend";
+$lang["sales_suspended_doc_id"] = "Document";
+$lang["sales_suspended_sale_id"] = "ID";
+$lang["sales_suspended_sales"] = "Suspended";
+$lang["sales_table"] = "Table";
+$lang["sales_takings"] = "Daily Sales";
+$lang["sales_tax"] = "Tax";
+$lang["sales_tax_percent"] = "Tax %";
+$lang["sales_total"] = "Total";
+$lang["sales_total_tax_exclusive"] = "Tax excluded";
+$lang["sales_transaction_failed"] = "Sales Transaction failed.";
+$lang["sales_unable_to_add_item"] = "Item add to Sale failed";
+$lang["sales_unsuccessfully_deleted"] = "Sale(s) delete failed.";
+$lang["sales_unsuccessfully_restored"] = "Sale(s) restore failed.";
+$lang["sales_unsuccessfully_suspended_sale"] = "Sale suspend failed.";
+$lang["sales_unsuccessfully_updated"] = "Sale update failed.";
+$lang["sales_unsuspend"] = "Unsuspend";
+$lang["sales_unsuspend_and_delete"] = "Action";
+$lang["sales_update"] = "Update";
+$lang["sales_work_order"] = "Work Order";
+$lang["sales_work_order_number"] = "Work Order Number";
+$lang["sales_work_order_number_duplicate"] = "Work Order Number must be unique.";
+$lang["sales_work_order_sent"] = "Work Order sent to";
+$lang["sales_work_order_unsent"] = "Work Order failed to be sent to";
diff --git a/application/language/vi/suppliers_lang.php b/application/language/vi/suppliers_lang.php
new file mode 100644
index 000000000..8e62cf7ca
--- /dev/null
+++ b/application/language/vi/suppliers_lang.php
@@ -0,0 +1,19 @@
+<?php 
+
+$lang["suppliers_account_number"] = "Account Number";
+$lang["suppliers_agency_name"] = "Agency Name";
+$lang["suppliers_cannot_be_deleted"] = "Could not delete selected Supplier(s). One or more have Sales.";
+$lang["suppliers_company_name"] = "Company Name";
+$lang["suppliers_company_name_required"] = "Company Name is a required field.";
+$lang["suppliers_confirm_delete"] = "Are you sure you want to delete the selected Supplier(s)?";
+$lang["suppliers_confirm_restore"] = "Are you sure you want to restore selected Supplier(s)?";
+$lang["suppliers_error_adding_updating"] = "Supplier update or add failed.";
+$lang["suppliers_new"] = "New Supplier";
+$lang["suppliers_none_selected"] = "You have not selected Supplier(s) to delete.";
+$lang["suppliers_one_or_multiple"] = "Supplier(s)";
+$lang["suppliers_successful_adding"] = "You have successfully added Supplier";
+$lang["suppliers_successful_deleted"] = "You have successfully deleted";
+$lang["suppliers_successful_updating"] = "You have successfully updated Supplier";
+$lang["suppliers_supplier"] = "Supplier";
+$lang["suppliers_supplier_id"] = "Id";
+$lang["suppliers_update"] = "Update Supplier";
diff --git a/application/language/vi/taxes_lang.php b/application/language/vi/taxes_lang.php
new file mode 100644
index 000000000..398a0a6f3
--- /dev/null
+++ b/application/language/vi/taxes_lang.php
@@ -0,0 +1,32 @@
+<?php 
+
+$lang["taxes_add_exception"] = "Add Exception";
+$lang["taxes_confirm_delete"] = "Are you sure you want to delete this Tax Code? This action cannot be undone.";
+$lang["taxes_confirm_restore"] = "Are you sure you want to restore selected Tax Code(s)?";
+$lang["taxes_default_tax_category"] = "Default Tax Category";
+$lang["taxes_error_adding_updating"] = "Tax Code add or update failed.";
+$lang["taxes_new"] = "New Tax Code";
+$lang["taxes_no_taxes_to_display"] = "No Taxes Code available to display.";
+$lang["taxes_round_half_down"] = "Half Down";
+$lang["taxes_round_half_even"] = "Half Even";
+$lang["taxes_round_half_odd"] = "Half Odd";
+$lang["taxes_round_half_up"] = "Half Up";
+$lang["taxes_rounding_code"] = "Rounding Code";
+$lang["taxes_sales_tax"] = "Sales Tax";
+$lang["taxes_sales_tax_by_invoice"] = "Sales Tax by Invoice";
+$lang["taxes_successful_deleted"] = "You have successfully deleted";
+$lang["taxes_tax_category"] = "Tax Category";
+$lang["taxes_tax_code"] = "Tax Code";
+$lang["taxes_tax_code_cannot_be_deleted"] = "Tax Code delete failed.";
+$lang["taxes_tax_code_name"] = "Tax Code Name";
+$lang["taxes_tax_code_required"] = "Tax Code is a required field.";
+$lang["taxes_tax_code_successful_deleted"] = "You have successfully deleted Tax Code";
+$lang["taxes_tax_code_successful_updated"] = "You have successfully updated";
+$lang["taxes_tax_code_successful_updating"] = "You have successfully updated Tax Code";
+$lang["taxes_tax_code_successfully_added"] = "You have successfully added";
+$lang["taxes_tax_code_type"] = "Tax Code Type";
+$lang["taxes_tax_rate"] = "Tax Rate";
+$lang["taxes_tax_rate_numeric"] = "Tax Rate must be a number.";
+$lang["taxes_tax_rate_required"] = "Tax Rate is a required field.";
+$lang["taxes_update"] = "Update Sales Category Tax";
+$lang["taxes_vat_tax"] = "VAT Tax";