Originally Posted by d_fisher
If your connected to BES 4.0 or higher with everything synced wirelessly you simply need to get a new activation password. Everything will sync to the new BlackBerry during the activation process.
If you're not totally wireless, and you use Desktop Management Software on your PC, just plug in the new device - the software will detect the new PIN number and change it on the BES server. But everyone who used your old PIN to reach you needs to change your PIN number in their address books.