diff --git a/DUREX Vendor Control/Base.lproj/Localizable.strings b/DUREX Vendor Control/Base.lproj/Localizable.strings
index 8c7bf12..43ab022 100644
--- a/DUREX Vendor Control/Base.lproj/Localizable.strings
+++ b/DUREX Vendor Control/Base.lproj/Localizable.strings
@@ -45,4 +45,16 @@
 "Searching for devices..." = "Searching for devices...";
 "Connection Failed" = "Connection Failed";
 "An error occurred while trying to connect to the selected device" = "An error occurred while trying to connect to the selected device";
-"Close" = "Close";
\ No newline at end of file
+"Close" = "Close";
+"20€ Notes" = "20€ Notes";
+"10€ Notes" = "10€ Notes";
+"5€ Notes" = "5€ Notes";
+"2€ Coins" = "2€ Coins";
+"1€ Coins" = "1€ Coins";
+"50c Coins" = "50c Coins";
+"Channel" = "Channel";
+"Product Code" = "Product Code";
+"Nominal Price" = "Nominal Price";
+"Discounted Price" = "Discounted Price";
+"1€ Change" = "1€ Change";
+"50c Change" = "50c Change";
\ No newline at end of file
diff --git a/DUREX Vendor Control/CommunicationProtocol.h b/DUREX Vendor Control/CommunicationProtocol.h
index 2903169..2983ba8 100644
--- a/DUREX Vendor Control/CommunicationProtocol.h
+++ b/DUREX Vendor Control/CommunicationProtocol.h
@@ -9,8 +9,9 @@
 #import <Foundation/Foundation.h>
 #import "EMFramework.h"
 
-#define MAX_STRING_LENGTH   ((int)200)
-#define MAX_RETRIES         ((int)3)
+#define MAX_STRING_LENGTH       ((int)200)
+#define MAX_RETRIES             ((int)3)
+#define MAX_PRODUCT_NAME_LENGTH ((int)64)
 
 @interface CommunicationProtocol : NSObject
 
@@ -18,6 +19,9 @@
 -(Boolean) writeMessage: (NSString*) message;
 -(NSString*) readMessage;
 -(Boolean) establishConnection;
+-(Boolean) updateTime: (NSDateComponents*) date;
+-(Boolean) updatePrice: (uint8_t) channel : (uint8_t) product : (uint8_t) eur : (uint8_t) cents;
+-(Boolean) updateProductName: (uint8_t) channel : (uint8_t) product : (NSString*) name;
 +(id) sharedProtocol;
 @property Boolean messageAvailable;
 
diff --git a/DUREX Vendor Control/CommunicationProtocol.m b/DUREX Vendor Control/CommunicationProtocol.m
index 5d08152..bcdffae 100644
--- a/DUREX Vendor Control/CommunicationProtocol.m
+++ b/DUREX Vendor Control/CommunicationProtocol.m
@@ -185,4 +185,54 @@
     return FALSE;
 }
 
+-(Boolean) updateTime: (NSDateComponents*) date
+{
+    if(date == nil)
+    {
+        NSCalendar *calendar = [[NSCalendar alloc] initWithCalendarIdentifier:NSGregorianCalendar];
+        NSCalendarUnit units = NSYearCalendarUnit | NSMonthCalendarUnit | NSDayCalendarUnit | NSHourCalendarUnit | NSMinuteCalendarUnit | NSSecondCalendarUnit;
+        date = [calendar components:units fromDate:[NSDate date]];
+    }
+    NSMutableString *command = [NSMutableString stringWithFormat: @"A5"];
+    NSInteger year = [date year];
+    year = year - (year/100)*100;
+    [command appendString:[NSString stringWithFormat:@"%02d",year]];
+    [command appendString:[NSString stringWithFormat:@"%02d%02d%02d%02d%02d",[date month],[date day],[date hour],[date minute],[date second]]];
+    [self writeMessage:command];
+    NSString *answer = [self readMessage];
+    if([answer isEqualToString:@"P51"])
+    {
+        return TRUE;
+    }
+    return FALSE;
+}
+
+-(Boolean) updatePrice: (uint8_t) channel : (uint8_t) product : (uint8_t) eur : (uint8_t) cents
+{
+    NSMutableString *command = [NSMutableString stringWithFormat: @"A6%01d%01d%02d%02d",channel,product,eur,cents];
+    [self writeMessage:command];
+    NSString *answer = [self readMessage];
+    if([answer isEqualToString:@"P61"])
+    {
+        return TRUE;
+    }
+    return FALSE;
+}
+
+-(Boolean) updateProductName: (uint8_t) channel : (uint8_t) product : (NSString*) name
+{
+    if([name length] > MAX_PRODUCT_NAME_LENGTH)
+    {
+        name = [name substringToIndex:MAX_PRODUCT_NAME_LENGTH-1];
+    }
+    NSMutableString *command = [NSMutableString stringWithFormat: @"A7%01d%01d%@",channel,product,name];
+    [self writeMessage:command];
+    NSString *answer = [self readMessage];
+    if([answer isEqualToString:@"P71"])
+    {
+        return TRUE;
+    }
+    return FALSE;
+}
+
 @end
diff --git a/DUREX Vendor Control/DUREX Vendor Control.xcodeproj/project.pbxproj b/DUREX Vendor Control/DUREX Vendor Control.xcodeproj/project.pbxproj
index 53e8b52..35ccf49 100644
--- a/DUREX Vendor Control/DUREX Vendor Control.xcodeproj/project.pbxproj
+++ b/DUREX Vendor Control/DUREX Vendor Control.xcodeproj/project.pbxproj
@@ -429,8 +429,8 @@
 				CLANG_WARN_INT_CONVERSION = YES;
 				CLANG_WARN_OBJC_ROOT_CLASS = YES_ERROR;
 				CLANG_WARN__DUPLICATE_METHOD_MATCH = YES;
-				CODE_SIGN_IDENTITY = "iPhone Developer";
-				"CODE_SIGN_IDENTITY[sdk=iphoneos*]" = "iPhone Developer";
+				CODE_SIGN_IDENTITY = "";
+				"CODE_SIGN_IDENTITY[sdk=iphoneos*]" = "";
 				COPY_PHASE_STRIP = NO;
 				GCC_C_LANGUAGE_STANDARD = gnu99;
 				GCC_DYNAMIC_NO_PIC = NO;
@@ -469,8 +469,8 @@
 				CLANG_WARN_INT_CONVERSION = YES;
 				CLANG_WARN_OBJC_ROOT_CLASS = YES_ERROR;
 				CLANG_WARN__DUPLICATE_METHOD_MATCH = YES;
-				CODE_SIGN_IDENTITY = "iPhone Developer";
-				"CODE_SIGN_IDENTITY[sdk=iphoneos*]" = "iPhone Developer";
+				CODE_SIGN_IDENTITY = "";
+				"CODE_SIGN_IDENTITY[sdk=iphoneos*]" = "";
 				COPY_PHASE_STRIP = YES;
 				ENABLE_NS_ASSERTIONS = NO;
 				GCC_C_LANGUAGE_STANDARD = gnu99;
diff --git a/DUREX Vendor Control/DUREX Vendor Control.xcodeproj/project.xcworkspace/xcuserdata/imanol.xcuserdatad/UserInterfaceState.xcuserstate b/DUREX Vendor Control/DUREX Vendor Control.xcodeproj/project.xcworkspace/xcuserdata/imanol.xcuserdatad/UserInterfaceState.xcuserstate
index 13cd5c4..35d3138 100644
--- a/DUREX Vendor Control/DUREX Vendor Control.xcodeproj/project.xcworkspace/xcuserdata/imanol.xcuserdatad/UserInterfaceState.xcuserstate
+++ b/DUREX Vendor Control/DUREX Vendor Control.xcodeproj/project.xcworkspace/xcuserdata/imanol.xcuserdatad/UserInterfaceState.xcuserstate
diff --git a/DUREX Vendor Control/FirstAppExample/Base.lproj/MainStoryboard.storyboard b/DUREX Vendor Control/FirstAppExample/Base.lproj/MainStoryboard.storyboard
index 378c741..76d7e6e 100644
--- a/DUREX Vendor Control/FirstAppExample/Base.lproj/MainStoryboard.storyboard
+++ b/DUREX Vendor Control/FirstAppExample/Base.lproj/MainStoryboard.storyboard
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="UTF-8" standalone="no"?>
-<document type="com.apple.InterfaceBuilder3.CocoaTouch.Storyboard.XIB" version="3.0" toolsVersion="5056" systemVersion="13B42" targetRuntime="iOS.CocoaTouch" propertyAccessControl="none" useAutolayout="YES" initialViewController="kWw-Rk-wD6">
+<document type="com.apple.InterfaceBuilder3.CocoaTouch.Storyboard.XIB" version="3.0" toolsVersion="5056" systemVersion="13E28" targetRuntime="iOS.CocoaTouch" propertyAccessControl="none" useAutolayout="YES" initialViewController="kWw-Rk-wD6">
     <dependencies>
         <plugIn identifier="com.apple.InterfaceBuilder.IBCocoaTouchPlugin" version="3733"/>
     </dependencies>
@@ -78,9 +78,26 @@
                                     </subviews>
                                 </tableViewCellContentView>
                             </tableViewCell>
-                            <tableViewCell contentMode="scaleToFill" selectionStyle="blue" hidesAccessoryWhenEditing="NO" indentationLevel="1" indentationWidth="0.0" reuseIdentifier="MaintenanceCell" textLabel="C5J-Ml-IpR" detailTextLabel="2Zv-NQ-q8W" style="IBUITableViewCellStyleValue1" id="tNx-4C-IjZ">
+                            <tableViewCell contentMode="scaleToFill" selectionStyle="blue" accessoryType="disclosureIndicator" hidesAccessoryWhenEditing="NO" indentationLevel="1" indentationWidth="0.0" reuseIdentifier="ConfigCell" textLabel="PIv-Eg-iw5" style="IBUITableViewCellStyleDefault" id="fRm-AU-oWl">
                                 <rect key="frame" x="0.0" y="130" width="320" height="44"/>
                                 <autoresizingMask key="autoresizingMask"/>
+                                <tableViewCellContentView key="contentView" opaque="NO" clipsSubviews="YES" multipleTouchEnabled="YES" contentMode="center" tableViewCell="fRm-AU-oWl" id="fZ0-yn-P6t">
+                                    <rect key="frame" x="0.0" y="0.0" width="287" height="43"/>
+                                    <autoresizingMask key="autoresizingMask"/>
+                                    <subviews>
+                                        <label opaque="NO" clipsSubviews="YES" multipleTouchEnabled="YES" contentMode="left" text="Title" lineBreakMode="tailTruncation" baselineAdjustment="alignBaselines" adjustsFontSizeToFit="NO" id="PIv-Eg-iw5">
+                                            <rect key="frame" x="15" y="0.0" width="270" height="43"/>
+                                            <autoresizingMask key="autoresizingMask"/>
+                                            <fontDescription key="fontDescription" type="system" pointSize="18"/>
+                                            <color key="textColor" cocoaTouchSystemColor="darkTextColor"/>
+                                            <nil key="highlightedColor"/>
+                                        </label>
+                                    </subviews>
+                                </tableViewCellContentView>
+                            </tableViewCell>
+                            <tableViewCell contentMode="scaleToFill" selectionStyle="blue" hidesAccessoryWhenEditing="NO" indentationLevel="1" indentationWidth="0.0" reuseIdentifier="MaintenanceCell" textLabel="C5J-Ml-IpR" detailTextLabel="2Zv-NQ-q8W" style="IBUITableViewCellStyleValue1" id="tNx-4C-IjZ">
+                                <rect key="frame" x="0.0" y="174" width="320" height="44"/>
+                                <autoresizingMask key="autoresizingMask"/>
                                 <tableViewCellContentView key="contentView" opaque="NO" clipsSubviews="YES" multipleTouchEnabled="YES" contentMode="center" tableViewCell="tNx-4C-IjZ" id="YyS-Ug-Lg0">
                                     <rect key="frame" x="0.0" y="0.0" width="320" height="43"/>
                                     <autoresizingMask key="autoresizingMask"/>
@@ -102,6 +119,30 @@
                                     </subviews>
                                 </tableViewCellContentView>
                             </tableViewCell>
+                            <tableViewCell contentMode="scaleToFill" selectionStyle="blue" hidesAccessoryWhenEditing="NO" indentationLevel="1" indentationWidth="0.0" reuseIdentifier="SalesCell" textLabel="HRc-DC-qxG" detailTextLabel="dhY-17-9fo" style="IBUITableViewCellStyleValue1" id="gpr-Mk-KfN">
+                                <rect key="frame" x="0.0" y="218" width="320" height="44"/>
+                                <autoresizingMask key="autoresizingMask"/>
+                                <tableViewCellContentView key="contentView" opaque="NO" clipsSubviews="YES" multipleTouchEnabled="YES" contentMode="center" tableViewCell="gpr-Mk-KfN" id="bFe-TX-iWA">
+                                    <rect key="frame" x="0.0" y="0.0" width="320" height="43"/>
+                                    <autoresizingMask key="autoresizingMask"/>
+                                    <subviews>
+                                        <label opaque="NO" clipsSubviews="YES" multipleTouchEnabled="YES" contentMode="left" text="Title" lineBreakMode="tailTruncation" baselineAdjustment="alignBaselines" adjustsFontSizeToFit="NO" id="HRc-DC-qxG">
+                                            <rect key="frame" x="15" y="11" width="33" height="21"/>
+                                            <autoresizingMask key="autoresizingMask"/>
+                                            <fontDescription key="fontDescription" type="system" pointSize="17"/>
+                                            <color key="textColor" cocoaTouchSystemColor="darkTextColor"/>
+                                            <nil key="highlightedColor"/>
+                                        </label>
+                                        <label opaque="NO" clipsSubviews="YES" multipleTouchEnabled="YES" contentMode="left" text="Detail" textAlignment="right" lineBreakMode="tailTruncation" baselineAdjustment="alignBaselines" adjustsFontSizeToFit="NO" id="dhY-17-9fo">
+                                            <rect key="frame" x="261" y="11" width="44" height="21"/>
+                                            <autoresizingMask key="autoresizingMask"/>
+                                            <fontDescription key="fontDescription" type="system" pointSize="17"/>
+                                            <color key="textColor" red="0.5568627451" green="0.5568627451" blue="0.57647058819999997" alpha="1" colorSpace="calibratedRGB"/>
+                                            <nil key="highlightedColor"/>
+                                        </label>
+                                    </subviews>
+                                </tableViewCellContentView>
+                            </tableViewCell>
                         </prototypes>
                         <sections/>
                         <connections>
diff --git a/DUREX Vendor Control/MenuTableViewController.h b/DUREX Vendor Control/MenuTableViewController.h
index a2861b2..d320392 100644
--- a/DUREX Vendor Control/MenuTableViewController.h
+++ b/DUREX Vendor Control/MenuTableViewController.h
@@ -21,13 +21,20 @@
 #define MAINTENANCE_CELLS_PER_SECTION   num(23),num(3)
 #define MAINTENANCE_HEADERS              NSLocalizedString(@"Sensors", nil),NSLocalizedString(@"Commands", nil)
 
-#define CELL_IDENTIFIERS                @"MenuCell",@"MaintenanceCell",@"ConfigCell",@"ReportCell"
+#define SALES_ELEMENTS            @"20€ Notes",@"10€ Notes",@"5€ Notes",@"2€ Coins",@"1€ Coins",@"50c Coins",@"Channel",@"Product Code",@"Nominal Price",@"Discounted Price",@"1€ Change",@"50c Change",@"20€ Notes",@"10€ Notes",@"5€ Notes",@"2€ Coins",@"1€ Coins",@"50c Coins",@"Channel",@"Product Code",@"Nominal Price",@"Discounted Price",@"1€ Change",@"50c Change",@"20€ Notes",@"10€ Notes",@"5€ Notes",@"2€ Coins",@"1€ Coins",@"50c Coins",@"Channel",@"Product Code",@"Nominal Price",@"Discounted Price",@"1€ Change",@"50c Change"
+#define SALES_CELLS_PER_SECTION   num(12),num(12),num(12)
+#define SALES_HEADERS             @"14/06/2014",@"25/06/2014",@"05/07/2014"
 
-#define NUM_CHANNELS                    8
+#define CONFIGURATION_ELEMENTS          @"Update Date & Time",@"Update product price",@"Update product name"
+#define CONFIGURATION_CELLS_PER_SECTION num(3)
+#define CONFIGURATION_HEADERS           nil
+
+#define CELL_IDENTIFIERS                @"MenuCell",@"MaintenanceCell",@"SalesCell",@"ConfigCell",@"ReportCell"
 
 enum {
     MENU = 0,
     MAINTENANCE,
+    SALES,
     BASIC_CONFIGURATION,
     REPORT,
 } navigationLevel;
diff --git a/DUREX Vendor Control/MenuTableViewController.m b/DUREX Vendor Control/MenuTableViewController.m
index ae9c227..49b6f5e 100644
--- a/DUREX Vendor Control/MenuTableViewController.m
+++ b/DUREX Vendor Control/MenuTableViewController.m
@@ -21,6 +21,14 @@
 @property (nonatomic,strong) const NSArray *maintenanceStructure;
 @property (nonatomic,strong) const NSArray *maintenanceHeaders;
 
+@property (nonatomic,strong) const NSArray *salesElements;
+@property (nonatomic,strong) const NSArray *salesStructure;
+@property (nonatomic,strong) const NSArray *salesHeaders;
+
+@property (nonatomic,strong) const NSArray *configElements;
+@property (nonatomic,strong) const NSArray *configStructure;
+@property (nonatomic,strong) const NSArray *configHeaders;
+
 @property (nonatomic,strong) const NSArray *cellIdentifiers;
 
 @property (nonatomic,strong) CommunicationProtocol* protocol;
@@ -68,6 +76,28 @@
         [self setMaintenanceHeaders:nil];
     }
     
+    [self setSalesElements:[[NSArray alloc] initWithObjects:SALES_ELEMENTS, nil]];
+    [self setSalesStructure:[[NSArray alloc] initWithObjects:SALES_CELLS_PER_SECTION, nil]];
+    if([[self salesStructure] count] > 1)
+    {
+        [self setSalesHeaders:[[NSArray alloc] initWithObjects:SALES_HEADERS, nil]];
+    }
+    else
+    {
+        [self setSalesHeaders:nil];
+    }
+    
+    [self setConfigElements:[[NSArray alloc] initWithObjects:CONFIGURATION_ELEMENTS, nil]];
+    [self setConfigStructure:[[NSArray alloc] initWithObjects:CONFIGURATION_CELLS_PER_SECTION, nil]];
+    if([[self configStructure] count] > 1)
+    {
+        [self setConfigHeaders:[[NSArray alloc] initWithObjects:CONFIGURATION_HEADERS, nil]];
+    }
+    else
+    {
+        [self setConfigHeaders:nil];
+    }
+    
     [self setCellIdentifiers:[[NSArray alloc] initWithObjects:CELL_IDENTIFIERS, nil]];
 }
 
@@ -94,6 +124,20 @@
         [self setCurrentStructure:[self maintenanceStructure]];
         [self setCurrentHeaders:[self maintenanceHeaders]];
     }
+    else if([self currentNavLevel] == SALES)
+    {
+        [[self navigationItem] setTitle:NSLocalizedString(@"Sales log", nil)];
+        [self setCurrentElements:[self salesElements]];
+        [self setCurrentStructure:[self salesStructure]];
+        [self setCurrentHeaders:[self salesHeaders]];
+    }
+    else if([self currentNavLevel] == BASIC_CONFIGURATION)
+    {
+        [[self navigationItem] setTitle:NSLocalizedString(@"Basic Configuration", nil)];
+        [self setCurrentElements:[self configElements]];
+        [self setCurrentStructure:[self configStructure]];
+        [self setCurrentHeaders:[self configHeaders]];
+    }
     //AND SO ON...
     [[self tableView] reloadData];
     NSRange range = NSMakeRange(0, [self numberOfSectionsInTableView:[self tableView]]);
@@ -235,12 +279,27 @@
     NSLog(@"Section: %ld Row: %ld",(long)[indexPath section],(long)[indexPath row]);
     [tableView deselectRowAtIndexPath:indexPath animated:YES];
     NSString *cellName = [[[[self tableView] cellForRowAtIndexPath:indexPath]textLabel]text];
-    if([cellName isEqualToString:NSLocalizedString(@"Maintenance", nil)])
+    if([cellName isEqualToString:NSLocalizedString(@"Maintenance", nil)] && [self currentNavLevel] == MENU)
     {
         NSLog(@"[MenuTableViewController.m]: Changing to navLevel: MAINTENANCE");
 
         [self changeNavLevel:MAINTENANCE:TRUE];
     }
+    else if([cellName isEqualToString:NSLocalizedString(@"Sales log", nil)] && [self currentNavLevel] == MAINTENANCE)
+    {
+        NSLog(@"[MenuTableViewController.m]: Changing to navLevel: SALES");
+        [self changeNavLevel:SALES:TRUE];
+    }
+    else if([cellName isEqualToString:NSLocalizedString(@"Sales log", nil)] && [self currentNavLevel] == MAINTENANCE)
+    {
+        NSLog(@"[MenuTableViewController.m]: Changing to navLevel: SALES");
+        [self changeNavLevel:SALES:TRUE];
+    }
+    else if([cellName isEqualToString:NSLocalizedString(@"Basic Configuration", nil)] && [self currentNavLevel] == MENU)
+    {
+        NSLog(@"[MenuTableViewController.m]: Changing to navLevel: BASIC_CONFIGURATION");
+        [self changeNavLevel:BASIC_CONFIGURATION:TRUE];
+    }
 }
 
 #pragma mark - Table view data source
@@ -300,6 +359,10 @@
             
         }
     }
+    else if([self currentNavLevel] == SALES)
+    {
+        
+    }
     return cell;
 }
 
diff --git a/DUREX Vendor Control/Stack.m b/DUREX Vendor Control/Stack.m
index 9e4aa88..25d90b4 100644
--- a/DUREX Vendor Control/Stack.m
+++ b/DUREX Vendor Control/Stack.m
@@ -27,10 +27,12 @@
 - (void) push: (id) element
 {
     [[self dataArray] addObject:element];
+    [self setLastPosition: [self lastPosition] + 1];
 }
 - (id) pop
 {
     id element;
+    [self setLastPosition: [self lastPosition] - 1];
     element  = [[self dataArray] objectAtIndex:[self lastPosition]];
     [[self dataArray] removeLastObject];
     return element;
diff --git a/DUREX Vendor Control/en.lproj/Localizable.strings b/DUREX Vendor Control/en.lproj/Localizable.strings
index 8c7bf12..43ab022 100644
--- a/DUREX Vendor Control/en.lproj/Localizable.strings
+++ b/DUREX Vendor Control/en.lproj/Localizable.strings
@@ -45,4 +45,16 @@
 "Searching for devices..." = "Searching for devices...";
 "Connection Failed" = "Connection Failed";
 "An error occurred while trying to connect to the selected device" = "An error occurred while trying to connect to the selected device";
-"Close" = "Close";
\ No newline at end of file
+"Close" = "Close";
+"20€ Notes" = "20€ Notes";
+"10€ Notes" = "10€ Notes";
+"5€ Notes" = "5€ Notes";
+"2€ Coins" = "2€ Coins";
+"1€ Coins" = "1€ Coins";
+"50c Coins" = "50c Coins";
+"Channel" = "Channel";
+"Product Code" = "Product Code";
+"Nominal Price" = "Nominal Price";
+"Discounted Price" = "Discounted Price";
+"1€ Change" = "1€ Change";
+"50c Change" = "50c Change";
\ No newline at end of file
diff --git a/DUREX Vendor Control/es.lproj/Localizable.strings b/DUREX Vendor Control/es.lproj/Localizable.strings
index edc9139..3987546 100644
--- a/DUREX Vendor Control/es.lproj/Localizable.strings
+++ b/DUREX Vendor Control/es.lproj/Localizable.strings
@@ -45,4 +45,16 @@
 "Searching for devices..." = "Buscando dispositivos...";
 "Connection Failed" = "Falló la conexión";
 "An error occurred while trying to connect to the selected device" = "Error al intentar conectarse al dispositivo seleccionado";
-"Close" = "Cerrar";
\ No newline at end of file
+"Close" = "Cerrar";
+"20€ Notes" = "Billetes de 20€";
+"10€ Notes" = "Billetes de 10€";
+"5€ Notes" = "Billetes de 5€";
+"2€ Coins" = "Monedas de 2€";
+"1€ Coins" = "Monedas de 1€";
+"50c Coins" = "Monedas de 50c";
+"Channel" = "Canal";
+"Product Code" = "Código del producto";
+"Nominal Price" = "Precio Nominal";
+"Discounted Price" = "Precio con descuento";
+"1€ Change" = "Cambio de 1€";
+"50c Change" = "Cambio de 50c";
\ No newline at end of file
diff --git a/DUREX tests/Base.lproj/Localizable.strings b/DUREX tests/Base.lproj/Localizable.strings
index 4c4f4cd..93dcb30 100644
--- a/DUREX tests/Base.lproj/Localizable.strings
+++ b/DUREX tests/Base.lproj/Localizable.strings
@@ -38,4 +38,19 @@
 "50c Coin spin" = "50c Coin spin";
 "Sales log" = "Sales log";
 "Incident report" = "Incident report";
-"Send report" = "Send report";
\ No newline at end of file
+"Send report" = "Send report";
+"20€ Notes" = "20€ Notes";
+"10€ Notes" = "10€ Notes";
+"5€ Notes" = "5€ Notes";
+"2€ Coins" = "2€ Coins";
+"1€ Coins" = "1€ Coins";
+"50c Coins" = "50c Coins";
+"Channel" = "Channel";
+"Product Code" = "Product Code";
+"Nominal Price" = "Nominal Price";
+"Discounted Price" = "Discounted Price";
+"1€ Change" = "1€ Change";
+"50c Change" = "50c Change";
+"Update Date & Time" = "Update Date & Time";
+"Update product price" = "Update product price";
+"Update product name" = "Update product name";
\ No newline at end of file
diff --git a/DUREX tests/Base.lproj/MainStoryboard.storyboard b/DUREX tests/Base.lproj/MainStoryboard.storyboard
index 8b1c189..9f0a6e4 100644
--- a/DUREX tests/Base.lproj/MainStoryboard.storyboard
+++ b/DUREX tests/Base.lproj/MainStoryboard.storyboard
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="UTF-8" standalone="no"?>
-<document type="com.apple.InterfaceBuilder3.CocoaTouch.Storyboard.XIB" version="3.0" toolsVersion="5056" systemVersion="13B42" targetRuntime="iOS.CocoaTouch" propertyAccessControl="none" useAutolayout="YES" initialViewController="kWw-Rk-wD6">
+<document type="com.apple.InterfaceBuilder3.CocoaTouch.Storyboard.XIB" version="3.0" toolsVersion="5056" systemVersion="13E28" targetRuntime="iOS.CocoaTouch" propertyAccessControl="none" useAutolayout="YES" initialViewController="kWw-Rk-wD6">
     <dependencies>
         <plugIn identifier="com.apple.InterfaceBuilder.IBCocoaTouchPlugin" version="3733"/>
     </dependencies>
@@ -78,9 +78,26 @@
                                     </subviews>
                                 </tableViewCellContentView>
                             </tableViewCell>
-                            <tableViewCell contentMode="scaleToFill" selectionStyle="blue" hidesAccessoryWhenEditing="NO" indentationLevel="1" indentationWidth="0.0" reuseIdentifier="MaintenanceCell" textLabel="oML-ji-1Ho" detailTextLabel="Ghk-fD-iNE" style="IBUITableViewCellStyleValue1" id="apQ-aM-g3l">
+                            <tableViewCell contentMode="scaleToFill" selectionStyle="blue" accessoryType="disclosureIndicator" hidesAccessoryWhenEditing="NO" indentationLevel="1" indentationWidth="0.0" reuseIdentifier="ConfigCell" textLabel="lht-4G-6aX" style="IBUITableViewCellStyleDefault" id="udl-ZZ-ijZ">
                                 <rect key="frame" x="0.0" y="130" width="320" height="44"/>
                                 <autoresizingMask key="autoresizingMask"/>
+                                <tableViewCellContentView key="contentView" opaque="NO" clipsSubviews="YES" multipleTouchEnabled="YES" contentMode="center" tableViewCell="udl-ZZ-ijZ" id="SlK-j4-bxE">
+                                    <rect key="frame" x="0.0" y="0.0" width="287" height="43"/>
+                                    <autoresizingMask key="autoresizingMask"/>
+                                    <subviews>
+                                        <label opaque="NO" clipsSubviews="YES" multipleTouchEnabled="YES" contentMode="left" text="Title" lineBreakMode="tailTruncation" baselineAdjustment="alignBaselines" adjustsFontSizeToFit="NO" id="lht-4G-6aX">
+                                            <rect key="frame" x="15" y="0.0" width="270" height="43"/>
+                                            <autoresizingMask key="autoresizingMask"/>
+                                            <fontDescription key="fontDescription" type="system" pointSize="18"/>
+                                            <color key="textColor" cocoaTouchSystemColor="darkTextColor"/>
+                                            <nil key="highlightedColor"/>
+                                        </label>
+                                    </subviews>
+                                </tableViewCellContentView>
+                            </tableViewCell>
+                            <tableViewCell contentMode="scaleToFill" selectionStyle="blue" hidesAccessoryWhenEditing="NO" indentationLevel="1" indentationWidth="0.0" reuseIdentifier="MaintenanceCell" textLabel="oML-ji-1Ho" detailTextLabel="Ghk-fD-iNE" style="IBUITableViewCellStyleValue1" id="apQ-aM-g3l">
+                                <rect key="frame" x="0.0" y="174" width="320" height="44"/>
+                                <autoresizingMask key="autoresizingMask"/>
                                 <tableViewCellContentView key="contentView" opaque="NO" clipsSubviews="YES" multipleTouchEnabled="YES" contentMode="center" tableViewCell="apQ-aM-g3l" id="dQQ-Yv-wa7">
                                     <rect key="frame" x="0.0" y="0.0" width="320" height="43"/>
                                     <autoresizingMask key="autoresizingMask"/>
@@ -102,6 +119,30 @@
                                     </subviews>
                                 </tableViewCellContentView>
                             </tableViewCell>
+                            <tableViewCell contentMode="scaleToFill" selectionStyle="blue" hidesAccessoryWhenEditing="NO" indentationLevel="1" indentationWidth="0.0" reuseIdentifier="SalesCell" textLabel="CUV-qn-vKu" detailTextLabel="S5I-Bk-8Z7" style="IBUITableViewCellStyleValue1" id="9Sz-ic-H44">
+                                <rect key="frame" x="0.0" y="218" width="320" height="44"/>
+                                <autoresizingMask key="autoresizingMask"/>
+                                <tableViewCellContentView key="contentView" opaque="NO" clipsSubviews="YES" multipleTouchEnabled="YES" contentMode="center" tableViewCell="9Sz-ic-H44" id="Kux-KL-HPg">
+                                    <rect key="frame" x="0.0" y="0.0" width="320" height="43"/>
+                                    <autoresizingMask key="autoresizingMask"/>
+                                    <subviews>
+                                        <label opaque="NO" clipsSubviews="YES" multipleTouchEnabled="YES" contentMode="left" text="Title" lineBreakMode="tailTruncation" baselineAdjustment="alignBaselines" adjustsFontSizeToFit="NO" id="CUV-qn-vKu">
+                                            <rect key="frame" x="15" y="11" width="33" height="21"/>
+                                            <autoresizingMask key="autoresizingMask"/>
+                                            <fontDescription key="fontDescription" type="system" pointSize="17"/>
+                                            <color key="textColor" cocoaTouchSystemColor="darkTextColor"/>
+                                            <nil key="highlightedColor"/>
+                                        </label>
+                                        <label opaque="NO" clipsSubviews="YES" multipleTouchEnabled="YES" contentMode="left" text="Detail" textAlignment="right" lineBreakMode="tailTruncation" baselineAdjustment="alignBaselines" adjustsFontSizeToFit="NO" id="S5I-Bk-8Z7">
+                                            <rect key="frame" x="261" y="11" width="44" height="21"/>
+                                            <autoresizingMask key="autoresizingMask"/>
+                                            <fontDescription key="fontDescription" type="system" pointSize="17"/>
+                                            <color key="textColor" red="0.5568627451" green="0.5568627451" blue="0.57647058819999997" alpha="1" colorSpace="calibratedRGB"/>
+                                            <nil key="highlightedColor"/>
+                                        </label>
+                                    </subviews>
+                                </tableViewCellContentView>
+                            </tableViewCell>
                         </prototypes>
                         <sections/>
                         <connections>
@@ -166,10 +207,10 @@
                         </subviews>
                         <color key="backgroundColor" white="1" alpha="1" colorSpace="custom" customColorSpace="calibratedWhite"/>
                         <constraints>
-                            <constraint firstItem="oyW-sA-Lfb" firstAttribute="top" secondItem="bXZ-vt-REt" secondAttribute="bottom" constant="8" id="4cZ-A3-dtl"/>
+                            <constraint firstItem="oyW-sA-Lfb" firstAttribute="centerX" secondItem="bXZ-vt-REt" secondAttribute="centerX" constant="0.5" id="FeM-2t-cfF"/>
+                            <constraint firstItem="oyW-sA-Lfb" firstAttribute="top" secondItem="bXZ-vt-REt" secondAttribute="bottom" constant="8" id="OG4-ph-EWc"/>
                             <constraint firstAttribute="centerY" secondItem="bXZ-vt-REt" secondAttribute="centerY" id="iX3-rf-HXs"/>
                             <constraint firstAttribute="centerX" secondItem="bXZ-vt-REt" secondAttribute="centerX" id="o5J-8O-TzK"/>
-                            <constraint firstItem="oyW-sA-Lfb" firstAttribute="centerX" secondItem="bXZ-vt-REt" secondAttribute="centerX" constant="0.5" id="ruI-SS-9Bo"/>
                         </constraints>
                     </view>
                     <navigationItem key="navigationItem" id="VgB-ne-yWx"/>
diff --git a/DUREX tests/DUREX test.xcodeproj/project.xcworkspace/xcuserdata/imanol.xcuserdatad/UserInterfaceState.xcuserstate b/DUREX tests/DUREX test.xcodeproj/project.xcworkspace/xcuserdata/imanol.xcuserdatad/UserInterfaceState.xcuserstate
index df5336e..172956a 100644
--- a/DUREX tests/DUREX test.xcodeproj/project.xcworkspace/xcuserdata/imanol.xcuserdatad/UserInterfaceState.xcuserstate
+++ b/DUREX tests/DUREX test.xcodeproj/project.xcworkspace/xcuserdata/imanol.xcuserdatad/UserInterfaceState.xcuserstate
diff --git a/DUREX tests/MenuTableViewController.h b/DUREX tests/MenuTableViewController.h
index 050ea55..9143567 100644
--- a/DUREX tests/MenuTableViewController.h
+++ b/DUREX tests/MenuTableViewController.h
@@ -20,13 +20,21 @@
 #define MAINTENANCE_CELLS_PER_SECTION   num(23),num(3)
 #define MAINTENANCE_HEADERS              NSLocalizedString(@"Sensors", nil),NSLocalizedString(@"Commands", nil)
 
-#define CELL_IDENTIFIERS                @"MenuCell",@"MaintenanceCell",@"ConfigCell",@"ReportCell"
+#define SALES_ELEMENTS            @"20€ Notes",@"10€ Notes",@"5€ Notes",@"2€ Coins",@"1€ Coins",@"50c Coins",@"Channel",@"Product Code",@"Nominal Price",@"Discounted Price",@"1€ Change",@"50c Change",@"20€ Notes",@"10€ Notes",@"5€ Notes",@"2€ Coins",@"1€ Coins",@"50c Coins",@"Channel",@"Product Code",@"Nominal Price",@"Discounted Price",@"1€ Change",@"50c Change",@"20€ Notes",@"10€ Notes",@"5€ Notes",@"2€ Coins",@"1€ Coins",@"50c Coins",@"Channel",@"Product Code",@"Nominal Price",@"Discounted Price",@"1€ Change",@"50c Change"
+#define SALES_CELLS_PER_SECTION   num(12),num(12),num(12)
+#define SALES_HEADERS             @"14/06/2014",@"25/06/2014",@"05/07/2014"
 
-#define NUM_CHANNELS                    8
+#define CONFIGURATION_ELEMENTS          @"Update Date & Time",@"Update product price",@"Update product name"
+#define CONFIGURATION_CELLS_PER_SECTION num(3)
+#define CONFIGURATION_HEADERS           nil
+
+
+#define CELL_IDENTIFIERS                @"MenuCell",@"MaintenanceCell",@"SalesCell",@"ConfigCell",@"ReportCell"
 
 enum {
     MENU = 0,
     MAINTENANCE,
+    SALES,
     BASIC_CONFIGURATION,
     REPORT,
 } navigationLevel;
diff --git a/DUREX tests/MenuTableViewController.m b/DUREX tests/MenuTableViewController.m
index a339fc1..7a75198 100644
--- a/DUREX tests/MenuTableViewController.m
+++ b/DUREX tests/MenuTableViewController.m
@@ -22,6 +22,14 @@
 @property (nonatomic,strong) const NSArray *maintenanceStructure;
 @property (nonatomic,strong) const NSArray *maintenanceHeaders;
 
+@property (nonatomic,strong) const NSArray *salesElements;
+@property (nonatomic,strong) const NSArray *salesStructure;
+@property (nonatomic,strong) const NSArray *salesHeaders;
+
+@property (nonatomic,strong) const NSArray *configElements;
+@property (nonatomic,strong) const NSArray *configStructure;
+@property (nonatomic,strong) const NSArray *configHeaders;
+
 @property (nonatomic,strong) const NSArray *cellIdentifiers;
 
 @property (nonatomic,strong) CommunicationProtocol* protocol;
@@ -68,6 +76,28 @@
     {
         [self setMaintenanceHeaders:nil];
     }
+
+    [self setSalesElements:[[NSArray alloc] initWithObjects:SALES_ELEMENTS, nil]];
+    [self setSalesStructure:[[NSArray alloc] initWithObjects:SALES_CELLS_PER_SECTION, nil]];
+    if([[self salesStructure] count] > 1)
+    {
+        [self setSalesHeaders:[[NSArray alloc] initWithObjects:SALES_HEADERS, nil]];
+    }
+    else
+    {
+        [self setSalesHeaders:nil];
+    }
+    
+    [self setConfigElements:[[NSArray alloc] initWithObjects:CONFIGURATION_ELEMENTS, nil]];
+    [self setConfigStructure:[[NSArray alloc] initWithObjects:CONFIGURATION_CELLS_PER_SECTION, nil]];
+    if([[self configStructure] count] > 1)
+    {
+        [self setConfigHeaders:[[NSArray alloc] initWithObjects:CONFIGURATION_HEADERS, nil]];
+    }
+    else
+    {
+        [self setConfigHeaders:nil];
+    }
     
     [self setCellIdentifiers:[[NSArray alloc] initWithObjects:CELL_IDENTIFIERS, nil]];
 }
@@ -96,6 +126,20 @@
         [self setCurrentHeaders:[self maintenanceHeaders]];
         
     }
+    else if([self currentNavLevel] == SALES)
+    {
+        [[self navigationItem] setTitle:NSLocalizedString(@"Sales log", nil)];
+        [self setCurrentElements:[self salesElements]];
+        [self setCurrentStructure:[self salesStructure]];
+        [self setCurrentHeaders:[self salesHeaders]];
+    }
+    else if([self currentNavLevel] == BASIC_CONFIGURATION)
+    {
+        [[self navigationItem] setTitle:NSLocalizedString(@"Basic Configuration", nil)];
+        [self setCurrentElements:[self configElements]];
+        [self setCurrentStructure:[self configStructure]];
+        [self setCurrentHeaders:[self configHeaders]];
+    }
     //AND SO ON...
     [[self tableView] reloadData];
     NSRange range = NSMakeRange(0, [self numberOfSectionsInTableView:[self tableView]]);
@@ -207,13 +251,22 @@
     NSLog(@"[MenuTableViewController.m]: Section: %d Row: %d",[indexPath section],[indexPath row]);
     [tableView deselectRowAtIndexPath:indexPath animated:YES];
     NSString *cellName = [[[[self tableView] cellForRowAtIndexPath:indexPath]textLabel]text];
-    if([cellName isEqualToString:NSLocalizedString(@"Maintenance", nil)])
+    if([cellName isEqualToString:NSLocalizedString(@"Maintenance", nil)] && [self currentNavLevel] == MENU)
     {
         NSLog(@"[MenuTableViewController.m]: Changing to navLevel: MAINTENANCE");
         [self changeNavLevel:MAINTENANCE:TRUE];
     }
+    else if([cellName isEqualToString:NSLocalizedString(@"Sales log", nil)] && [self currentNavLevel] == MAINTENANCE)
+    {
+        NSLog(@"[MenuTableViewController.m]: Changing to navLevel: SALES");
+        [self changeNavLevel:SALES:TRUE];
+    }
+    else if([cellName isEqualToString:NSLocalizedString(@"Basic Configuration", nil)] && [self currentNavLevel] == MENU)
+    {
+        NSLog(@"[MenuTableViewController.m]: Changing to navLevel: BASIC_CONFIGURATION");
+        [self changeNavLevel:BASIC_CONFIGURATION:TRUE];
+    }
 
-    
 }
 
 #pragma mark - Table view data source
@@ -273,6 +326,10 @@
 
         }
     }
+    else if([self currentNavLevel] == SALES)
+    {
+        
+    }
     return cell;
 }
 
diff --git a/DUREX tests/Stack.m b/DUREX tests/Stack.m
index 9e4aa88..370f985 100644
--- a/DUREX tests/Stack.m
+++ b/DUREX tests/Stack.m
@@ -27,14 +27,17 @@
 - (void) push: (id) element
 {
     [[self dataArray] addObject:element];
+    [self setLastPosition: [self lastPosition] + 1];
 }
 - (id) pop
 {
     id element;
+    [self setLastPosition: [self lastPosition] - 1];
     element  = [[self dataArray] objectAtIndex:[self lastPosition]];
     [[self dataArray] removeLastObject];
     return element;
 }
+
 - (NSInteger) count
 {
     return [[self dataArray] count];
diff --git a/DUREX tests/en.lproj/Localizable.strings b/DUREX tests/en.lproj/Localizable.strings
index 4c4f4cd..93dcb30 100644
--- a/DUREX tests/en.lproj/Localizable.strings
+++ b/DUREX tests/en.lproj/Localizable.strings
@@ -38,4 +38,19 @@
 "50c Coin spin" = "50c Coin spin";
 "Sales log" = "Sales log";
 "Incident report" = "Incident report";
-"Send report" = "Send report";
\ No newline at end of file
+"Send report" = "Send report";
+"20€ Notes" = "20€ Notes";
+"10€ Notes" = "10€ Notes";
+"5€ Notes" = "5€ Notes";
+"2€ Coins" = "2€ Coins";
+"1€ Coins" = "1€ Coins";
+"50c Coins" = "50c Coins";
+"Channel" = "Channel";
+"Product Code" = "Product Code";
+"Nominal Price" = "Nominal Price";
+"Discounted Price" = "Discounted Price";
+"1€ Change" = "1€ Change";
+"50c Change" = "50c Change";
+"Update Date & Time" = "Update Date & Time";
+"Update product price" = "Update product price";
+"Update product name" = "Update product name";
\ No newline at end of file
diff --git a/DUREX tests/es.lproj/Localizable.strings b/DUREX tests/es.lproj/Localizable.strings
index 7110525..546dd5b 100644
--- a/DUREX tests/es.lproj/Localizable.strings
+++ b/DUREX tests/es.lproj/Localizable.strings
@@ -39,3 +39,18 @@
 "Sales log" = "Registro de ventas";
 "Incident report" = "Registro de incidencias";
 "Send report" = "Mandar informe";
+"20€ Notes" = "Billetes de 20€";
+"10€ Notes" = "Billetes de 10€";
+"5€ Notes" = "Billetes de 5€";
+"2€ Coins" = "Monedas de 2€";
+"1€ Coins" = "Monedas de 1€";
+"50c Coins" = "Monedas de 50c";
+"Channel" = "Canal";
+"Product Code" = "Código del producto";
+"Nominal Price" = "Precio Nominal";
+"Discounted Price" = "Precio con descuento";
+"1€ Change" = "Cambio de 1€";
+"50c Change" = "Cambio de 50c";
+"Update Date & Time" = "Actualizar fecha y hora";
+"Update product price" = "Actualizar precio del producto";
+"Update product name" = "Actualizar nombre del producto";
\ No newline at end of file
diff --git a/TODO b/TODO
index 0680de9..9abdceb 100644
--- a/TODO
+++ b/TODO
@@ -1,4 +1,9 @@
--Implement sensors options
--Make changes to DUREX Vendor Control Project
--Implement Navigation Controller
--Implement table inside UITableViewCell
+- Incident class
+- Sale class
+- Sale parser
+- Incident parser
+- Popup view
+- A2 command
+- A3 command
+- Redefine A4 command
+- A4 command