So now you have added a few contacts onto your BBM app of which some have started bugging you and you would like to delete them or alternately block them from spamming you. Well, just follow the following steps and get rid of those spammers for good. This works both on iPhone and Android.
1. Open your App and tap on contacts list.
2. Touch and hold a name.
3. Tap Delete.
4. To prevent the person from being able to send you invitations in BBM, select the Block Future Invitations checkbox.
5. Tap Delete and you’re done.