Instructions:Really simple, Just place your order as normal on www.dominos.co.uk and follow the instructions on screen then when prompted enter the code URKPMMT and the £5 is deducted off your total. I used it to get two Garlic Pizza Breads free. Yum!
You can also go on to www.dominosplymouth.com and take a link from there. Sometimes has good deals on here check it from time to time.