BlackBerry - Clear all contacts

• Issue
• Solution
• See also: How to delete all contacts on blackberry

Issue

How to clear all contacts and received emails from my BlackBerry curve? 

Solution

• Press on the BlackBerry menu button.
• Go to Options > Security Options > Security Wipe
• Check the items you want to remove:
  • Emails, Contacts,etc
  • User installed Applications
  • Media card
• Enter the word "blackberry" in the empty field to confirm device wipe.
• Click on the Wipe button.