How to Activate your iPhone without service, just an AT&T SIM
The iPhone has always been hamstrung by its alignment with AT&T, the worst of the big 4 US cell service providers. If you have an iPhone and are planning on unlocking it for use with another provider, or just want to use it without being connected to AT&T's network, this video is here to help. It will show you how to activate an iPhone instantly without a service plan using any AT&T SIM card.
From the creator:
1. Connect Your Iphone To Computer
2. Open Itunes
3. Remove Sim Slot And Insert Unactivated ATT Sim Card
4. Wait 10 Seconds And Enjoy Your Activated Iphone!
Now you can use your iphone until the unlock comes out or just enjoy it as a game player or ipod and video player.