Instructions:Following on from the deal that has been posted by emmajk42 Tesco are actually doing the £10 off £30 deal for a whole month, all the required codes are below!
XX2GFP valid 1/10 - 7/10 - expired *
XXVZYG valid 8/10 - 14/10 - expired *
XXPV9X valid 15/10 - 21/10 - expired *
XX4VRR valid 22/10 - 28/10
Thanks to beckybloomwood over at MSE for originally posting these codes