1. Throw smoke grenades at your teamates if they are camping in one spot.
2. Get right in front of your teamates blocking their view.
3. Get a riot shield and stand in front of teamates while they are shooting.
4. Trap a teamate in a corner
5. Stay with a teamate when a enemy predeter missle is coming. Predeters offen go more the MOST kills.
6. Kill yourself when you are the last alive on your team in search and destroy.
7. Play annoying sounds on the mic.
8. Kill your teamate in spec ops.
9. Just go out in front of the enemy so their team will get points.
If you have ways to annot, post them here please.