Okay, so my exp in halo 3 is pretty bad (negative), and my gold runs out soon, so i was thinking maybe cont...?

Okay, so my exp in halo 3 is pretty bad (negative), and my gold runs out soon, so i was thinking maybe i should just create a whole new account when it runs out. what do you think? because i heard how you can get banned for that which i wouldnt want to happen.