08-30-2008 08:43 AM
08-30-2008 10:17 AM
There is a difference if your friend does not see it or does not receive it.
Tell him that he should check the Messages-Application and if there are PIN-Messages from you. The BlackBerry Messenger is the application that handles the incoming/outgoing PINs.
Maybe he has blocked incoming PINs. Here is where he/you can check it:
Options -> Security Options -> Firewall
There you can then block:
#BlackBerry Internet Service