If it weren’t enough finding themselves (rather unfairly in my point of view) in the firing line regarding how the BlackBerry Messaging service (BBM) was being used by British rioters, with calls for ...
I have seen the issues appear also. In some cases the handhelds roam out of service and do not re-connect without being bounced, or sometimes even need to send a test email to start receiving again.
This is a bit of a lark (considering that I haven't found a solution to this anywhere on the web)... I have a 6750, but for some reason I can't send PIN to PIN messages -- the option just simply isn't ...