Here's the situation,
I want to upgrade my iPhone 4 to 4s. I have a plan with at&t and would like to know how much it would be just to upgrade the phone alone and not the plan. Will I get to keep my iPhone 4 and get 4s?
I do not want the iPhone 5 so don't suggest that.thanks
>>> Upgrade from iPhone 4 to 4s in at&t plan?