As the iPad 3G celebrates its one month birthday, the automatic renewal of the AT and T 3G data plan is kicking in for those who subscribed to one of the two data plans. Here’s what that auto-renew looks like. (Learn how to cancel your AT and T iPad 3G data plan here.)

Yes, we now have a 3G iPad, and yes, we will post our reviews of it, and about transferring data from one iPad to another, and about the differences between the iPad original and iPad wifi + 3G. But for now, we wanted to quickly answer the question burning on everyone’s mind: just what is it like to sign up for AT&T’s no contract 3G data plan, and is it really as easy as they claim, and does it work! We’ve included lots of screen shots.