Index: units/users/users_config.php
===================================================================
--- units/users/users_config.php	(revision 14094)
+++ units/users/users_config.php	(working copy)
@@ -415,6 +415,12 @@
 							'formatter' => 'kOptionsFormatter', 'options_sql' => 'SELECT %1$s FROM ' . TABLE_PREFIX . 'PortalGroup WHERE Enabled = 1 AND FrontRegistration = 1', 'option_key_field' => 'GroupId', 'option_title_field' => 'Name',
 							'default' => 0,
 						),
+						'SubscribeToMailing' => Array (
+							'type' => 'int',
+							'formatter' => 'kOptionsFormatter',
+							'options' => Array(0 => 'lu_No', 1 => 'lu_Yes'),
+							'use_phrases' => 1, 'default' => 0,
+						),
 					),
 
 					'Grids'	=> Array(
Index: units/users/users_event_handler.php
===================================================================
--- units/users/users_event_handler.php	(revision 14094)
+++ units/users/users_event_handler.php	(working copy)
@@ -338,6 +338,11 @@
 
 				$sql = 'REPLACE INTO '.$ug_table.'(PortalUserId,GroupId,PrimaryGroup) VALUES (%s,%s,1)';
 				$this->Conn->Query( sprintf($sql, $object->GetID(), $group_id) );
+				
+				// Front-End user selected to be subscribed to mailing
+				if (!$this->isAdmin && $object->GetDBField('SubscribeToMailing')) {					
+					$this->AddSubscriberGroup($object->GetID(), 0);
+				}
 			}
 		}
 
@@ -1267,6 +1272,20 @@
 			$object =& $event->getObject();
 			/* @var $object UsersItem */
 
+			// registered user selected to update his subscription status via profile on Front-End
+			if (!$this->Application->isAdmin && !$this->Application->GetVar('IsSubscriber'))
+			{
+				$currently_subscriber = $this->GetGroupInfo($object->GetID());
+				if ($currently_subscriber && !$object->GetDBField('SubscribeToMailing')) {
+					// wants to unsubscribe
+					$this->RemoveSubscriberGroup($object->GetID());
+				}
+				elseif ($object->GetDBField('SubscribeToMailing')) {
+					// wants to subscribe
+					$this->AddSubscriberGroup($object->GetID(), 0);
+				}
+			}
+			
 			if (!$this->Application->isAdmin || $object->IsTempTable()) {
 				return ;
 			}
@@ -1572,6 +1591,9 @@
 			/* @var $cs_helper kCountryStatesHelper */
 
 			$cs_helper->PopulateStates($event, 'State', 'Country');
+			
+			// get user subscription status
+			$object->SetDBField('SubscribeToMailing', $this->GetGroupInfo($object->GetID())? 1 : 0);
 		}
 
 		/**