Anyone knows how to unlock it

i dont know if this is correct cus hubby told me and sometimes he will swear whites black and blacks white
but he said that you can have them unlocked but you cant send texts and multimedia messages unless you on the network 3??? i think xx

really, so I have to sign the contract then:(

well dont just take my word for it thats what hubby said x
i was pestering for one so he could have told me that to put me off lol
i usualy get the hand me down phones in our house xx lol

my friend has one unlocked on orange

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but he said that you can have them unlocked but you cant send texts and multimedia messages I have been told you can't send MMS or forward text messages with the iPhone anyway.