Anyone who know about cell phones(unlocked)?

Note : Unlocked phones are too expensive to buy . Better, you can buy a carrier locked phone and unlock it at low cost . Yes ! If you go to t-mobile store and buy a T-mobile locked Sidekick phone from them . If you want to use other carrier, you can get unlocking service from T-mobile itself . If they refuse to provide unlock code , you can approach any of the online service providers like OnlineGSMUnlock.com to unlock your sidekick to use it with any other GSM sim cards internationally .