This glitch enables you to do all the old glitches on bf3 like the metro ceiling glitch, the under the map boat glitch and alot more 1. Go to dashboard and sign out of your gamertag 2. Start up Bf3 when prompted press b so you do not sign in (it will ask you twice) 3. Once at the menu press multiplayer once 4. Sign in to your account (you will get an error) 5. Select your hardrive and decline the update 6. Join your friend session or play a quick game 7. Do your glitch and troll some noobs Credit goes to INDgamers