diff --git a/application/libraries/Sale_lib.php b/application/libraries/Sale_lib.php
index 61ef62993..ba871d3e8 100644
--- a/application/libraries/Sale_lib.php
+++ b/application/libraries/Sale_lib.php
@@ -39,15 +39,15 @@ class Sale_lib
 
 	public function sort_and_filter_cart($cart)
 	{
-
-		if (empty($cart))
+		if(empty($cart))
 		{
 			return $cart;
 		}
 
 		$filtered_cart = array();
 
-		foreach($cart as $k=>$v) {
+		foreach($cart as $k=>$v)
+		{
 			if($v['print_option'] == '0')
 			{
 				$filtered_cart[] = $v;
@@ -58,7 +58,8 @@ class Sale_lib
 		if($this->CI->config->item('line_sequence') == '0')
 		{
 			$sort = array();
-			foreach($filtered_cart as $k=>$v) {
+			foreach($filtered_cart as $k=>$v)
+			{
 				$sort['line'][$k] = $v['line'];
 			}
 			array_multisort($sort['line'], SORT_ASC, $filtered_cart);
@@ -67,7 +68,8 @@ class Sale_lib
 		elseif($this->CI->config->item('line_sequence') == '1')
 		{
 			$sort = array();
-			foreach($filtered_cart as $k=>$v) {
+			foreach($filtered_cart as $k=>$v)
+			{
 				$sort['stock_type'][$k] = $v['stock_type'];
 				$sort['description'][$k] = $v['description'];
 				$sort['name'][$k] = $v['name'];
@@ -78,7 +80,8 @@ class Sale_lib
 		elseif($this->CI->config->item('line_sequence') == '2')
 		{
 			$sort = array();
-			foreach($filtered_cart as $k=>$v) {
+			foreach($filtered_cart as $k=>$v)
+			{
 				$sort['category'][$k] = $v['stock_type'];
 				$sort['description'][$k] = $v['description'];
 				$sort['name'][$k] = $v['name'];
@@ -89,7 +92,8 @@ class Sale_lib
 		else
 		{
 			$sort = array();
-			foreach($filtered_cart as $k=>$v) {
+			foreach($filtered_cart as $k=>$v)
+			{
 				$sort['line'][$k] = $v['line'];
 			}
 			array_multisort($sort['line'], SORT_ASC, $filtered_cart);
@@ -316,10 +320,17 @@ class Sale_lib
 
 	public function is_payment_covering_total()
 	{
-		$amount_due = $this->get_amount_due();
 		// 0 decimal -> 1 / 2 = 0.5, 1 decimals -> 0.1 / 2 = 0.05, 2 decimals -> 0.01 / 2 = 0.005
 		$threshold = bcpow(10, -$this->CI->config->item('currency_decimals')) / 2;
-		return ($amount_due > -$threshold && $amount_due < $threshold);
+
+		if($this->get_mode() == 'return')
+		{
+			return ($this->get_amount_due() > -$threshold);
+		}
+		else
+		{
+			return ($this->get_amount_due() < $threshold);
+		}
 	}
 
 	public function get_customer()
diff --git a/application/views/partial/header.php b/application/views/partial/header.php
index 5cbe18bc0..0cc576c79 100644
--- a/application/views/partial/header.php
+++ b/application/views/partial/header.php
@@ -74,7 +74,7 @@
 		<link rel="stylesheet" type="text/css" href="dist/style.css"/>
 		<!-- end mincss template tags -->
 		<!-- start minjs template tags -->
-		<script type="text/javascript" src="dist/opensourcepos.min.js?rel=3af1006480"></script>
+		<script type="text/javascript" src="dist/opensourcepos.min.js?rel=7e9664c539"></script>
 		<!-- end minjs template tags -->
 	<?php endif; ?>
 
diff --git a/database/database.sql b/database/database.sql
index 38a15c3f0..8a974bd9f 100644
--- a/database/database.sql
+++ b/database/database.sql
@@ -88,7 +88,8 @@ INSERT INTO `ospos_app_config` (`key`, `value`) VALUES
 ('statistics', '1'),
 ('language', 'english'),
 ('language_code', 'en'),
-('date_or_time_format','');
+('date_or_time_format',''),
+('customer_reward_enable','');
 
 
 -- --------------------------------------------------------
@@ -103,6 +104,8 @@ CREATE TABLE `ospos_customers` (
   `account_number` varchar(255) DEFAULT NULL,
   `taxable` int(1) NOT NULL DEFAULT '1',
   `discount_percent` decimal(15,2) NOT NULL DEFAULT '0',
+  `package_id` int(11) DEFAULT NULL,
+  `points` int(11) DEFAULT NULL,
   `deleted` int(1) NOT NULL DEFAULT '0',
   UNIQUE KEY `account_number` (`account_number`),
   KEY `person_id` (`person_id`)
@@ -774,6 +777,49 @@ INSERT INTO `ospos_dinner_tables` (`dinner_table_id`, `name`, `status`, `deleted
 (1, 'Delivery', 0, 0),
 (2, 'Take Away', 0, 0);
 
+--
+-- Table structure for table `ospos_customer_packages`
+--
+
+CREATE TABLE IF NOT EXISTS `ospos_customers_packages` (
+  `package_id` int(11) NOT NULL AUTO_INCREMENT,
+  `package_name` varchar(255) DEFAULT NULL,
+  `points_percent` float NOT NULL DEFAULT '0',
+  `deleted` int(1) NOT NULL DEFAULT '0',
+  PRIMARY KEY (`package_id`)
+) ENGINE=InnoDB DEFAULT CHARSET=utf8 AUTO_INCREMENT=1 ;
+
+INSERT INTO `ospos_customers_packages` (`package_id`, `package_name`, `points_percent`, `deleted`) VALUES
+(1, 'Default', 0, 0),
+(2, 'Bronze', 10, 0),
+(3, 'Silver', 20, 0),
+(4, 'Gold', 30, 0),
+(5, 'Premium', 50, 0);
+
+--
+-- Table structure for table `ospos_customer_points`
+--
+
+CREATE TABLE IF NOT EXISTS `ospos_customers_points` (
+  `id` int(11) NOT NULL AUTO_INCREMENT,
+  `person_id` int(11) NOT NULL,
+  `package_id` int(11) NOT NULL,
+  `sale_id` int(11) NOT NULL,
+  `points_earned` int(11) NOT NULL,
+  PRIMARY KEY (`id`)
+) ENGINE=InnoDB DEFAULT CHARSET=utf8 AUTO_INCREMENT=1 ;
+
+--
+-- Table structure for table `ospos_sales_reward_points`
+--
+
+CREATE TABLE IF NOT EXISTS `ospos_sales_reward_points` (
+  `id` int(11) NOT NULL AUTO_INCREMENT,
+  `sale_id` int(11) NOT NULL,
+  `earned` float NOT NULL,
+  `used` float NOT NULL,
+  PRIMARY KEY (`id`)
+) ENGINE=InnoDB DEFAULT CHARSET=utf8 AUTO_INCREMENT=1 ;
 
 --
 -- Constraints for dumped tables
diff --git a/database/migrate_phppos_dist.sql b/database/migrate_phppos_dist.sql
index f27f8a0de..2538c00fd 100644
--- a/database/migrate_phppos_dist.sql
+++ b/database/migrate_phppos_dist.sql
@@ -16,6 +16,7 @@ CREATE TABLE `ospos_app_config` (
 INSERT INTO `ospos_app_config` (`key`, `value`) VALUES
 ('address', '123 Nowhere street'),
 ('company', 'Open Source Point of Sale'),
+('default_register_mode', 'sale'),
 ('default_tax_rate', '8'),
 ('email', 'changeme@example.com'),
 ('fax', ''),
@@ -44,9 +45,12 @@ INSERT INTO `ospos_app_config` (`key`, `value`) VALUES
 ('receipt_show_description', '1'),
 ('receipt_show_serialnumber', '1'),
 ('invoice_enable', '1'),
+('last_used_invoice_number', '0'),
+('last_used_quote_number', '0'),
 ('line_sequence', '0'),
 ('recv_invoice_format', '$CO'),
 ('sales_invoice_format', '$CO'),
+('sales_quote_format', 'Q%y{QSEQ:6}'),
 ('invoice_email_message', 'Dear $CU, In attachment the receipt for sale $INV'),
 ('invoice_default_comments', 'This is a default comment'),
 ('print_silently', '1'),
@@ -84,7 +88,8 @@ INSERT INTO `ospos_app_config` (`key`, `value`) VALUES
 ('statistics', '1'),
 ('language', 'english'),
 ('language_code', 'en'),
-('date_or_time_format','');
+('date_or_time_format',''),
+('customer_reward_enable','');
 
 
 -- --------------------------------------------------------
@@ -99,6 +104,8 @@ CREATE TABLE `ospos_customers` (
   `account_number` varchar(255) DEFAULT NULL,
   `taxable` int(1) NOT NULL DEFAULT '1',
   `discount_percent` decimal(15,2) NOT NULL DEFAULT '0',
+  `package_id` int(11) DEFAULT NULL,
+  `points` int(11) DEFAULT NULL,
   `deleted` int(1) NOT NULL DEFAULT '0',
   UNIQUE KEY `account_number` (`account_number`),
   KEY `person_id` (`person_id`)
@@ -610,12 +617,13 @@ CREATE TABLE `ospos_sales_suspended` (
   `employee_id` int(10) NOT NULL DEFAULT '0',
   `comment` text NOT NULL,
   `invoice_number` varchar(32) DEFAULT NULL,
+  `quote_number` varchar(32) DEFAULT NULL,
   `sale_id` int(10) NOT NULL AUTO_INCREMENT,
   `dinner_table_id` int(11) NULL,
   PRIMARY KEY (`sale_id`),
   KEY `customer_id` (`customer_id`),
   KEY `employee_id` (`employee_id`),
-  KEY `dinner_table_id` (`dinner_table_id`),
+  KEY `dinner_table_id` (`dinner_table_id`)
 ) ENGINE=InnoDB DEFAULT CHARSET=utf8  ;
 
 --
@@ -769,6 +777,49 @@ INSERT INTO `ospos_dinner_tables` (`dinner_table_id`, `name`, `status`, `deleted
 (1, 'Delivery', 0, 0),
 (2, 'Take Away', 0, 0);
 
+--
+-- Table structure for table `ospos_customer_packages`
+--
+
+CREATE TABLE IF NOT EXISTS `ospos_customers_packages` (
+  `package_id` int(11) NOT NULL AUTO_INCREMENT,
+  `package_name` varchar(255) DEFAULT NULL,
+  `points_percent` float NOT NULL DEFAULT '0',
+  `deleted` int(1) NOT NULL DEFAULT '0',
+  PRIMARY KEY (`package_id`)
+) ENGINE=InnoDB DEFAULT CHARSET=utf8 AUTO_INCREMENT=1 ;
+
+INSERT INTO `ospos_customers_packages` (`package_id`, `package_name`, `points_percent`, `deleted`) VALUES
+(1, 'Default', 0, 0),
+(2, 'Bronze', 10, 0),
+(3, 'Silver', 20, 0),
+(4, 'Gold', 30, 0),
+(5, 'Premium', 50, 0);
+
+--
+-- Table structure for table `ospos_customer_points`
+--
+
+CREATE TABLE IF NOT EXISTS `ospos_customers_points` (
+  `id` int(11) NOT NULL AUTO_INCREMENT,
+  `person_id` int(11) NOT NULL,
+  `package_id` int(11) NOT NULL,
+  `sale_id` int(11) NOT NULL,
+  `points_earned` int(11) NOT NULL,
+  PRIMARY KEY (`id`)
+) ENGINE=InnoDB DEFAULT CHARSET=utf8 AUTO_INCREMENT=1 ;
+
+--
+-- Table structure for table `ospos_sales_reward_points`
+--
+
+CREATE TABLE IF NOT EXISTS `ospos_sales_reward_points` (
+  `id` int(11) NOT NULL AUTO_INCREMENT,
+  `sale_id` int(11) NOT NULL,
+  `earned` float NOT NULL,
+  `used` float NOT NULL,
+  PRIMARY KEY (`id`)
+) ENGINE=InnoDB DEFAULT CHARSET=utf8 AUTO_INCREMENT=1 ;
 
 --
 -- This migration script should be run after creating tables with the regular database script and before applying the constraints.
@@ -941,8 +992,6 @@ SELECT `person_id`, `company_name`, `account_number`, `deleted` FROM `phppos`.ph
 
 INSERT INTO `ospos_dinner_tables` (`dinner_table_id`, `name`, `status`, `deleted`)
 SELECT `dinner_table_id`, `name`, `status`, `deleted` FROM `phppos`.phppos_dinner_tables;
-
-
 --
 -- Constraints for dumped tables
 --
diff --git a/public/dist/opensourcepos.min.js b/public/dist/opensourcepos.min.js
index e8298cdf8..9ec19c567 100644
--- a/public/dist/opensourcepos.min.js
+++ b/public/dist/opensourcepos.min.js
@@ -1,4 +1,4 @@
-/*! opensourcepos 11-02-2017 */
+/*! opensourcepos 12-03-2017 */
 function _classCallCheck(a,b){if(!(a instanceof b))throw new TypeError("Cannot call a class as a function")}function number_sorter(a,b){return a=+a.replace(/[^\-0-9\.]+/g,""),b=+b.replace(/[^\-0-9\.]+/g,""),a>b?1:b>a?-1:0}if(function(a,b){"object"==typeof module&&"object"==typeof module.exports?module.exports=a.document?b(a,!0):function(a){if(!a.document)throw new Error("jQuery requires a window with a document");return b(a)}:b(a)}("undefined"!=typeof window?window:this,function(a,b){function c(a){var b=!!a&&"length"in a&&a.length,c=na.type(a);return"function"===c||na.isWindow(a)?!1:"array"===c||0===b||"number"==typeof b&&b>0&&b-1 in a}function d(a,b,c){if(na.isFunction(b))return na.grep(a,function(a,d){return!!b.call(a,d,a)!==c});if(b.nodeType)return na.grep(a,function(a){return a===b!==c});if("string"==typeof b){if(xa.test(b))return na.filter(b,a,c);b=na.filter(b,a)}return na.grep(a,function(a){return na.inArray(a,b)>-1!==c})}function e(a,b){do a=a[b];while(a&&1!==a.nodeType);return 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