ive done this a lot too - if you go throgh www.topcashback.co.uk too then you get a further price reduction
when it first started i got 50 quid of indian takeaway for 6 quid although theyve tightened up that deal now
hopefully they are now slightly more socialist yes
although at one point during pmqs it was bizarre, dc sounded labour and em sounded tory
its all about hoodwinking the middle ground i suppose