To prevent sent messages from returning to the BlackBerry smartphone each time, create a filter in the BlackBerry Internet Service account to block the sending of those messages to the BlackBerry smartphone.
To create a filter, perform the following:
1. Log in to the BlackBerry Internet Service account.
2. Click the Filters icon next to the specified mail account you want.
3. Click Add a Filter to create a new filter.
4. Configure the filter so that email messages are not sent to the BlackBerry smartphone if the email message originates from the account.
5. Type a name for the filter into the Filter Name field.
6. Set the Apply filter when field to "FROM" field.
7. Type the emaill address into the Contains field. For example, <user name>@mail.com>.
8. Select the radio button beside Do not forward messages to device.
9. Click Add Filter.
Note: After creating this filter, email messages will not be received on the BlackBerry smartphone if sent from the specified email account.
