Sony Ericsson W810i mobile is available on Clearance @ ThePhoneSpot with £7.47 / month for 12 months (12 month contract).
Term cost is £90 and go via Quidco for £50 cashback (I ordered this deal on Friday and Quidco tracked within hours) thus lowering the effective cost to just £40 for the whole contract (£3.33 / month for 12 months). Very reliable cashback from ThePhoneSpot which is owned by CarphoneWarehouse.
Inclusive allowance & cashback : On O2's O2 250 12mth tariff you get: 250 mins & 100 texts every month. Three months free insurance is included and pls make sure you cancel if you dont plan to continue. Automatic credit of £21.00 will be raised by cheque within 2 months if you do not cancel your contract. To gain the remainder of your line rental / cash back please send your 6th 8th 10th and 12th monthly bills within 30 days of the date stated on the relevant airtime bill to us and we will credit you by cheque with £62.34 each time.
Sony Ericsson W810i : The W810i features a one-touch hotkey to access its music player Disc2Phone PC software to rip CD's quickly and efficiently plus an RDS FM Radio so you can hear the latest music on your favourite radio station! The Sony Ericsson W810i also features a 262K TFT colour display BluetoothTM compatibility and a fantastic quality 2.0 Megapixel camera with 4 x zoom auto focus and flash!