£310 Gamestation Voucher Credit selling for £275 - no expiry date +

I have 310 worth of credit vouchers to spend at Gamestation stores in the UK. Willing to sell at 10% discount i.e. 275 They have great sales and bundles for video games, playstation 3, xbox, ninentdo, DS, PSP, etc. Good investment for those looking to buy here. There is no expiry date on the vouchers.