Those of you using a GSM system cellphone will now be able to do some great saving. Instead of being forced to buy from your phone account provider because their phones are the only ones that will work on their system, you can now buy an unlocked phone that is able to work on many GSM systems. The previous way you could do this was to pay a separate bill to have a new phone from another supplier unlocked after purchase, and this added to the risk that the unlocking process might go wrong, resulting in wireless phone damage. A great way to increase your cellphone purchasing options.