Swap my blackberry bold 9780 and my Iphone 3gs 16gb For a Iphone 4 or 4s ?

Hi i have a Iphone 3gs 16gb good condition the only thing wrong with the i phone is its got a tiny crack near where you charge the phone u cant really Notice it and apart from that the phone is fully working i got a blackberry 9780 fully working just a few scuffs. .. is looking to swap for a iphone 4 or 4s I am looking to Buy iPhone4s that are no service,no signal,faulty,damaged. So if you have any iPhone 4s or they are Damaged,Faulty,No Signal.No service then please give me a call. Instant Cash upto 250 Please give me a call or text to get a Quote for ur Phone Also for iphone 4 i will only pay upto 150 I only buy No service,No signal,Faulty,Damaged iPhones I will come to pick it up and pay Cash on Collection after inspecting the phone. Please note i will not be able to buy water damaged iPhones. Please note i will not buy any stolen Phone So here it is 3 Easy steps 1. Dial 07821158641 2. Agree a price over the Phone 3. Arrange a time for the exchange As simple as that! Blackberry Bold 9900 Comes with charger - USB Cable Original box Used from brand new for only 2 months Really good condition Latest bold out Can come and view the phone 350 ono Call or text 07598170316 Motorola says the Defy is dustproof, water resistant and scratch resistant. A tough little cookie then. FACTORY UNLOCKED comes with charger and usb cable (no box sorry) + yellow rubber case Good condition - well looked after may consider swap with iphone 3