The Mobile Outlet have the exciting Sony Ericsson K750i, similar in specification to the highly acclaimed W800i walkman phone, on 12 months free line rental after a 12 month contract offer. It's on the o2 network. For £0 (after cashback) you get the K750i (for FREE!), 12 months free line rental (after which you can cancel), 250 x-net minutes every month and 50 texts per month too.
The Sony Ericsson K750i is a high-spec, 2 megapixel cameraphone with Autofocus. There's a large 220x176 pixel display, which is great for watching videos or playing 3D games. For further entertainment there's a built-in RDS FM radio and MP3 player. The K750i has 32 MB internal memory and is supplied with an addition 64 MB memory stick. The capacity of the K750i can be upgraded to 1 GB, that's enough to store hundreds of MP3 files, video clips, photos and games - all in your pocket. It also has Bluetooth connectivity and PC synchronisation.
This offer works by cashback which you claim from the MobileOutlet at specified intervals. If you wish you can purchase via QuidCo.com for an extra £30 cashback. So you can make a PROIFT of £30 on the whole thing!!
Looks like its 100 texts per month, not 50 as the OP posted.