diff --git a/project/.gitignore b/project/.gitignore
new file mode 100644
index 000000000..1377554eb
--- /dev/null
+++ b/project/.gitignore
@@ -0,0 +1 @@
+*.swp
diff --git a/project/Giomba/cart.c b/project/Giomba/cart.c
index ac026592a..29bf94fdd 100644
--- a/project/Giomba/cart.c
+++ b/project/Giomba/cart.c
@@ -21,9 +21,8 @@ PROCESS_THREAD(cart_main_process, ev, data) {
     //	SENSORS_ACTIVATE(batmon_sensor);
 
     /*** Variables initialization ***/
-
     status = NOT_ASSOCIATED;
-    etimer_set(&broadcast_timer, 10 * CLOCK_SECOND);
+    etimer_set(&broadcast_timer, 5 * CLOCK_SECOND);
 
     /*** Subsystem initialization ***/
     net_init();
@@ -39,7 +38,9 @@ PROCESS_THREAD(cart_main_process, ev, data) {
                 s_not_associated(ev, data);
                 break;
             break;
-			case ASSOCIATED: break;
+			case ASSOCIATED:
+                s_associated(ev, data);
+            break;
 			case SHOPPING: break;
 			case CASHOUT: break;
 			default: status = NOT_ASSOCIATED; break;
diff --git a/project/Giomba/event.h b/project/Giomba/event.h
index f938ff1ab..803a3e5e0 100644
--- a/project/Giomba/event.h
+++ b/project/Giomba/event.h
@@ -2,7 +2,8 @@
 #define EVENT_H
 
 enum CartEvent {
-    CART_EVENT_ASSOCIATED
+    CART_EVENT_ASSOCIATED,
+    CART_EVENT_ASSIGNED
 } event;
 
 #endif
diff --git a/project/Giomba/sendrecv.c b/project/Giomba/sendrecv.c
index 2abb49459..1368419c2 100644
--- a/project/Giomba/sendrecv.c
+++ b/project/Giomba/sendrecv.c
@@ -24,11 +24,15 @@ void net_recv(const void* data, uint16_t len, const linkaddr_t* src, const linka
 
     LOG_INFO("Received %d bytes from ", len); LOG_INFO_LLADDR(src);	LOG_INFO("\n");
 
-    switch ( ((struct Msg*)data)->type ) {
+    switch ( ((msg*)data)->msg_type ) {
         case ASSOCIATION_REPLY_MSG:
             event = CART_EVENT_ASSOCIATED;
             process_post(&cart_main_process, PROCESS_EVENT_MSG, NULL);
         break;
+        case ASSIGNMENT_MSG:
+            event = CART_EVENT_ASSIGNED;
+            process_post(&cart_main_process, PROCESS_EVENT_MSG, NULL);
+        break;
         default:
             LOG_INFO("[W] message type unknown\n");
             break;
diff --git a/project/Giomba/status.c b/project/Giomba/status.c
index 530265f87..842e81916 100644
--- a/project/Giomba/status.c
+++ b/project/Giomba/status.c
@@ -3,15 +3,16 @@
 enum CartStatus status;
 struct etimer broadcast_timer;
 linkaddr_t assigner_address;
+uint32_t customer_id;
 
 void s_not_associated(process_event_t ev, process_data_t data) {
     if (ev == PROCESS_EVENT_TIMER) {
         /* at time expiration, send broadcast message to request association with assigner */
         if (etimer_expired(&broadcast_timer)) {
             printf("[I] Sending association request msg\n");
-            struct Msg msg;
-            msg.type = ASSOCIATION_REQUEST_MSG;
-            net_send(&msg, sizeof(msg), NULL);
+            msg m;
+            m.msg_type = ASSOCIATION_REQUEST_MSG;
+            net_send(&m, sizeof(m), NULL);
             etimer_reset(&broadcast_timer);
         }
     }
@@ -23,4 +24,23 @@ void s_not_associated(process_event_t ev, process_data_t data) {
     }
 }
 
+void s_associated(process_event_t ev, process_data_t data) {
+    if (ev == PROCESS_EVENT_TIMER) {
+        /* now send battery level */
+        printf("[I] Sending battery level\n");
+        struct battery_msg m;
+        m.msg_type = BATTERY_STATUS_MSG;
+        m.battery_percentage = 77;
+        net_send(&m, sizeof(m), &assigner_address);
+        etimer_reset(&broadcast_timer);
+    }
+    if (ev == PROCESS_EVENT_MSG && *((enum CartEvent*)data) == CART_EVENT_ASSIGNED) {
+        /* cart has been assigned to a new customer */
+        printf("[I] Assigned to customer\n");
+        customer_id = ((assign_msg*)pkt.data)->customer_id;
+        status = SHOPPING;
+    }
+
+}
+
 
diff --git a/project/Giomba/status.h b/project/Giomba/status.h
index 7a4c8c1f4..b8c55af01 100644
--- a/project/Giomba/status.h
+++ b/project/Giomba/status.h
@@ -20,5 +20,6 @@ extern enum CartStatus status;
 extern struct etimer broadcast_timer;
 
 void s_not_associated(process_event_t ev, process_data_t data);
+void s_associated(process_event_t ev, process_data_t data);
 
 #endif
diff --git a/project/common/supermarket_net.h b/project/common/supermarket_net.h
index fa7af55ee..11c04233f 100644
--- a/project/common/supermarket_net.h
+++ b/project/common/supermarket_net.h
@@ -7,18 +7,17 @@ enum message_type {
     BATTERY_STATUS_MSG,
     ASSIGNMENT_MSG,
     CASH_OUT_MSG,
-    PRODUCT_MSG,   
+    PRODUCT_MSG,
     ITEM_ELEM_MSG,
     BASKET_MSG,
-    START_OF_LIST_PRODUCTS_MSG	
+    START_OF_LIST_PRODUCTS_MSG
 };
 
-
 typedef struct msg {
     enum message_type msg_type;
 }msg;
 
-typedef struct assoc_req_msg	
+typedef struct assoc_req_msg
 {
 	enum message_type msg_type;
 	uint8_t battery_percentage;
@@ -43,15 +42,14 @@ typedef struct assign_msg
 {
 	enum message_type msg_type;
 	uint32_t customer_id;
-}assing_msg;
+}assign_msg;
 
 
 typedef struct basket_msg
-{	
+{
 	enum message_type msg_type;
 	uint8_t n_products;
 	uint8_t customer_id;
-	
 }basket_msg;
 
 
@@ -64,7 +62,7 @@ typedef struct cash_out_msg
 
 typedef struct product_msg
 {
-	enum message_type msg_type;	
+	enum message_type msg_type;
 	uint8_t customer_id;
 	uint8_t product_id;
 	float prize;
@@ -76,10 +74,9 @@ typedef struct user_invoice
 	uint8_t n_prods;
 	float total_sum;
 	uint8_t customer_id;
-	linkaddr_t* address_basket;
 	uint8_t empty;
-	
-	
+
+
 }user_invoice;
 
 #endif