http://developers.de/blogs/damir_dobric/archive/2010/06/06/windows-phone-how-to-send-programmatically-sms.aspxSending of SMS is a Task related action, which requires two assemblies to be referenced: Microsoft.Phone Microsoft.Phone.Tasks This is very simple code which will send SMS to some specified number: SmsComposeTask smsTask = new SmsComposeTask (); smsTaskenCommunityServer 2008 SP1 (Build: 30619.63)http://developers.de/blogs/damir_dobric/archive/2010/06/06/windows-phone-how-to-send-programmatically-sms.aspx#232126Wed, 20 Oct 2010 15:27:22 GMT7e491611-45ad-4dae-a68f-c4cb64439510:232126Else<p>Ok... but there&#39;s a way to send an SMS without user interaction?</p> <p>tnx</p> <div style="clear:both;"></div><img src="http://developers.de/aggbug.aspx?PostID=232126" width="1" height="1">