Swap blackberry 9900 black. swap ?

Blackberry 9900 unlocked boxed accessories with proof of purchase looking for a swap for another phone that MUST be unlocked or on Vodaphone No more silly offers of I have this or that but its locked to O2 orange etc MUST again MUST be UNLOCKED or on VODA only. Looking to swap with Sony xperia S Sony xperia arc S Nokia lumoa 800 Iphone 4 Samsung galaxy s2 New Motorola razr. 910 (I think) phones Must be Boxed also Face to face meet only