diff --git a/boot.php b/boot.php
index 0a21e78f8..05df15b9c 100755
--- a/boot.php
+++ b/boot.php
@@ -101,10 +101,12 @@ define ( 'NETWORK_OSTATUS',          'stat');    // status.net, identi.ca, GNU-s
 define ( 'NETWORK_FEED',             'feed');    // RSS/Atom feeds with no known "post/notify" protocol
 define ( 'NETWORK_DIASPORA',         'dspr');    // Diaspora
 define ( 'NETWORK_MAIL',             'mail');    // IMAP/POP
+define ( 'NETWORK_MAIL2',            'mai2');    // extended IMAP/POP
 define ( 'NETWORK_FACEBOOK',         'face');    // Facebook API     
 define ( 'NETWORK_LINKEDIN',         'lnkd');    // LinkedIn
 define ( 'NETWORK_XMPP',             'xmpp');    // XMPP     
 define ( 'NETWORK_MYSPACE',          'mysp');    // MySpace
+define ( 'NETWORK_GPLUS',            'goog');    // Google+
 
 /**
  * Maximum number of "people who like (or don't like) this"  that we will list by name
diff --git a/include/delivery.php b/include/delivery.php
index c05358868..71ce30023 100755
--- a/include/delivery.php
+++ b/include/delivery.php
@@ -373,7 +373,8 @@ function delivery_run($argv, $argc){
 			break;
 
 		case NETWORK_MAIL :
-						
+		case NETWORK_MAIL2:
+				
 			if(get_config('system','dfrn_only'))
 				break;
 			// WARNING: does not currently convert to RFC2047 header encodings, etc.
@@ -413,7 +414,14 @@ function delivery_run($argv, $argc){
 					$reply_to = $r1[0]['reply_to'];
 
 				$subject  = (($it['title']) ? $it['title'] : t("\x28no subject\x29")) ;
-				$headers  = 'From: ' . $local_user[0]['username'] . ' <' . $local_user[0]['email'] . '>' . "\n";
+
+				// only expose our real email address to true friends
+
+				if(($contact['rel'] == CONTACT_IS_FRIEND) && (! $contact['blocked']))
+					$headers  = 'From: ' . $local_user[0]['username'] . ' <' . $local_user[0]['email'] . '>' . "\n";
+				else
+					$headers  = 'From: ' . $local_user[0]['username'] . ' <' . t('noreply') . '@' . $a->get_hostname() . '>' . "\n";
+
 				if($reply_to)
 					$headers .= 'Reply-to: ' . $reply_to . "\n";
 				$headers .= 'Message-id: <' . $it['uri'] . '>' . "\n";
diff --git a/include/notifier.php b/include/notifier.php
index ead7aebad..53178ce53 100755
--- a/include/notifier.php
+++ b/include/notifier.php
@@ -584,6 +584,7 @@ function notifier_run($argv, $argc){
 					break;
 
 				case NETWORK_MAIL:
+				case NETWORK_MAIL2:
 						
 					if(get_config('system','dfrn_only'))
 						break;
@@ -629,7 +630,7 @@ function notifier_run($argv, $argc){
 
 						// only expose our real email address to true friends
 
-						if($contact['rel'] == CONTACT_IS_FRIEND)
+						if(($contact['rel'] == CONTACT_IS_FRIEND) && (! $contact['blocked']))
 							$headers  = 'From: ' . $local_user[0]['username'] . ' <' . $local_user[0]['email'] . '>' . "\n";
 						else
 							$headers  = 'From: ' . $local_user[0]['username'] . ' <' . t('noreply') . '@' . $a->get_hostname() . '>' . "\n";
@@ -754,9 +755,10 @@ function notifier_run($argv, $argc){
 		);
 			
 		$r2 = q("SELECT `id`, `name`,`network` FROM `contact` 
-			WHERE `network` = '%s' AND `uid` = %d AND `blocked` = 0 AND `pending` = 0
+			WHERE `network` in ( '%s', '%s')  AND `uid` = %d AND `blocked` = 0 AND `pending` = 0
 			AND `rel` != %d order by rand() ",
 			dbesc(NETWORK_DFRN),
+			dbesc(NETWORK_MAIL2),
 			intval($owner['uid']),
 			intval(CONTACT_IS_SHARING)
 		);
diff --git a/include/poller.php b/include/poller.php
index 89e4488b9..7d42c63b5 100755
--- a/include/poller.php
+++ b/include/poller.php
@@ -369,7 +369,7 @@ function poller_run($argv, $argc){
 
 				$xml = fetch_url($contact['poll']);
 			}
-			elseif($contact['network'] === NETWORK_MAIL) {
+			elseif($contact['network'] === NETWORK_MAIL || $contact['network'] === NETWORK_MAIL2) {
 
 				$mail_disabled = ((function_exists('imap_open') && (! get_config('system','imap_disabled'))) ? 0 : 1);
 				if($mail_disabled)
@@ -462,7 +462,7 @@ function poller_run($argv, $argc){
 							$datarray['contact-id'] = $contact['id'];
 							if($datarray['parent-uri'] === $datarray['uri'])
 								$datarray['private'] = 1;
-							if(! get_pconfig($importer_uid,'system','allow_public_email_replies')) {
+							if(($contact['network'] === NETWORK_MAIL) && (! get_pconfig($importer_uid,'system','allow_public_email_replies'))) {
 								$datarray['private'] = 1;
 								$datarray['allow_cid'] = '<' . $contact['id'] . '>';
 							}