10% Cash Back - AT&T Universal Rewards Card from Citi

If you are using AT&T's phone, internet (DSL) or cellular products and services then Citi has a cool deal for you. Citi's AT&T Universal Rewards Card is offering a superb 10% cash back for first 12 months and 5% thereafter on each dollar that we spend on AT&T products and services that matches the amount we spend on other purchases.
There is a 1% cash back on non AT&T purchases. This