Credit to karri123 for the £10 off £30 find.
Along with £10 automtically being taken off £30 without needing a code I have also found WELCOME4 which is a £5 off £25 spend code. However, instead of taking £5 off its actually taking 10% off each item so the more you spend the more you save!
My £51.76 order of already discounted items came to £36.75
Dont forget quidco at an exclusive rate of 7%!