How to get FREE Unlimited 48 Hour Xbox Live Codes!!

[Khelddar]

It most likely because you cant use the same gamertag twice, i would think. Also if you havent yet, then you should sign up for xbox rewards (you need an account to see links) you get free microsoft points

[Mango]

I may use this my live membership just ran out.

[jongeh]

Too bad I don't have a 360, I do however have a dynamic IP