PCWorld are selling the new slim PS3 for 249.99 instore and online.
PC World price promise:
If you find a lower price for the same product and offer, we'll reduce our price by 110% of the difference even up to 7 days after purchase!
This applies to prices offered by retailers within 30 miles of your local PC World store.
The product must be identical, in stock and available for immediate home delivery in one of the retailers detailed below - single unit purchases only.
This price promise applies to:
Argos, Comet, Jessops, Tesco, John Lewis, Asda, B&Q, Game Gamestation, Halfords, HMV, Maplin, Staples, Toys R Us.
Toy R Us are selling the same item for £229.99
110% difference = £22 off original price
Therefore it is possible to get the console for only £227.99 if my calcs are correct