Your wireless service provider or administrator might send a service book to your BlackBerry smartphone over the wireless network to add an additional service or application to your smartphone.

1. On the home screen or in a folder, click the Options icon.
2. Click Device > Advanced System Settings > Service Book.
3. Highlight a service book.
4. Press the key.
   • To accept a service book, click Accept.
   • To delete a service book, click Delete.
   • To restore a service book, click Undelete.