The Xbox Community Ambassador campaign now has five more tier levels added to it, which include awards ranging from free Avatar swag to the Xbox Live gamer spotlight. The Xbox Community Ambassador program rewards Xbox Live members who assist other members through chat or the forum, acting as a reputation system that awards XP that can be redeemed.
The new tiers are listed below:
Level 11, gold star avatar t-shirt.
Level 12, gold star avatar hat and 10 tickets for periodic ambassador sweepstakes.
Level 13, gamer spotlight, ilomilo on Xbox Live Arcade.
Level 14, one month Xbox Live subscription and 10 ambassador sweepstakes tickets.
Level 15, avatar spacesuit, 800 Microsoft Points.
If you're interested in becoming an ambassaor, you can apply here.