Just sharing how i've done it and it cost me 10 pounds/mth hehe.... Just got a FREE SIM from O2 UK. Pay And Go. then just bought BoltOn with Unlimited Internet for iPhone. Im already at 11GB Usage + 512MB which is normally in Pay And Go plans. So far works great Using a MyFi Huawei flashed with open rom and without simlock. I bought it before with network 3 and removed simlock and changed firmware for open one My 2 Laptops and 3 Iphones and iPad works on this connection If u have any different experiences just share with us please If u need help with setting this thing up just send a PM.