iphone5 on O2 network for sale ?

hi there i am selling my iphone5 inblack on O2 network i only used it for one day and i love this new technology but i need some urgent cash hence i am selling my phone. i have its box every thing untouched as i only used it for 1day only . its not stolen or blocked as most people do now a days will sell the phone with my ID for your mental satisfaction that its not a dodgy phone lol. give me a call on 07808134984