Checkout the video below to learn how to add contacts, builds groups, and customize your profile.
From the home screen go to BlackBerry Messenger and tap "Invite Contact"
To use the PIN barcode, tap "Invite by scanning a PIN barcode"
Hold your smartphone so that all four corners of the barcode you are scanning appear on your device screen. Continue to hold until you hear a beep
To use a PIN or email, tap "Invite by sending a PIN or email message"
Enter the email or PIN of the contact you want to add
Send your request and wait for them to accept your request