Many of those resellers add additional contracts that penalize you up to $200 if you make any changes to you plan/features within the first 6 months. Just do a search for any of these crooks on this forum and you will find many horror stories.
Im in the market for a nice Anroid. These days everywhere I go I here about free cell phone. I receive a flood of emails form companies like Wire Fly, Tao Wireless and Lets talk. All claiming to give away free phones. Whats the catch?