Messages can be automatically forwarded from your Yahoo! Mail Plus account to your BlackBerry Wireless Handheldâ„¢.
To forward messages
1. Log in to your Yahoo! Mail Plus account.
2. Click Mail Options. The Mail Options screen appears.
3. In the Management section, click POP Access and Forwarding.
4. Select Forwarding.
5. Enter your BlackBerry Internet Service email address. (If you don’t know your address, please contact your service provider.)
6. Choose Text messages only and click Submit.
7. Follow the instructions provided by Yahoo! to verify your email address.
Apparently, this will not be necessary for T-Mobile users once TMO enacts the BIS changes scheduled for October. The new system will supposedly push Yahoo mail to the BB w/o the need for forwarding or a Plus accout.
what are the charges for activating yahoo mail plus service on a blackberry.