I heard that you can have a messenger program on your computer that will allow you to send and receive messages on your blackberry. You can use Yahoo or MSN???? I have no clue! Any help appreciated, thanks.
Blackberry Instant Messaging FAQ Information about how to set up instant messaging on a BlackBerry, for chatting on the MSN/ICQ/AIM/Yahoo networks. Gai the added convenience of always-on instant messaging, on top of always-on email!