He made a B.net group, you join it, post in the FAHREE Black Ops thread, and all the names in the thread are included in a random drawing. He said the contest won't happen if 100 people don't join, so it may just be to get members in the group to add to its lifeblood.
#1: Join here
#2: Post in FAHREEE thread
#3: Invite some buds that enjoy CoD
I will attempt it because I'd love it if it were true and I lose nothing for effort. Awhile back some guy was legitimately giving away two months of XBL on the B.net forums. I like seeing stuff like that. However you can never be sure they're legitimate, so its a simple matter of giving them no pertinent personal info and you have risked nothing on chance.