Yes, a $35/month data plan is required on any BlackBerry smartphone. The BlackBerry Data Plan gives you unlimited nationwide data access, unlimited text messages, unlimited picture messages and unlimited email ...

Perform a soft reset by removing the battery from the handset. This will not delete any of the information stored on your BlackBerry. If it is still not working ...

• You can download applications through BlackBerry App World. Just click on the BlackBerry App World icon on your handset and you will be able to browse ...

Go to Options > Phone Options > Voice Mail. Verify that the access number is your cellular number and the password is xxxx# (xxxx = your 4-digit voice mail password) ...

For other BlackBerry smartphone related questions visit http://na.blackberry.com/eng/support/ or call Thumb Cellular customer service at 1-800-443-5057.