I was being more sarcastic than helpful. The truth is that there's very little you can do to get out of a cell phone contract absent fraud. That's why it's 150 pages long, and nobody ever reads them.
Iphone is a fun phone, give it a few weeks to try it out. If you really don't like it, remove the sim card, buy a twenty dollar phone, and sell the iphone on ebay for $200.