Sorry if posted before...
Just came back from Blockbusters in Basildon, Essex and saw the following offers on preowned hardware... all with 6 months warrantee
£119 - Xbox Arcade with ANY preowned game under £25 (pretty much any game)
£149 - Xbox Pro with ANY preowned game under £25
£199 - Xbox Elite with ANY preowned game under £25
also had Preowned PS3 with ANY game new or preowned under £25 for £249
All also include 1 free game rental
This was not store specific as it was advertised on official printed adverts etc, they had pleny of stock of eveything but elites