Due to its exclusivity and of course, its technological marvels, many people have tried to disable this network lock and make the iPhone usable on all mobile networks. Many have succeeded, allowing iPhone fans to use them without subscribing to the AT&T network. Now, the question is not whether you have unlocked iPhones available at an unauthorized store or dealer near you (because you probably do); but really about whether buying an unlocked iPhone worth it? You may think so, but read why you should NEVER buy an unlocked iPhone. Here's a quote from the article :- Link : Why You Should Never Buy An Unlocked iPhone!
