Instructions:Tesco sent me this e-mail I assume because I have stopped shopping with them... not sure whether they are still checking the codes but feel free to try and get your delivery cheaper at least with this fiver...
As the clocks go back and the nights get colder there's even more reason to stay wrapped up indoors. As a valued customer we're offering you 5 GBP off your groceries when you spend 50 GBP or more with Tesco.com.
Simply enter the eCoupon code below at the online grocery checkout.
eCoupon code: XX-XRVZ
Valid on deliveries on or before Sunday 28th October 2007"