Instructions:Add 2 of the same type of Hardcover Photo Books to your basket and enter the offer code to get your second book free. You must order 2 of the same type of book. Both books must have equal number of pages, but you can customise them differently with your photos. Included Products: A3 Large Personalised Photobook, A4 Personalised Photobook, Classic A4 Photobook. Only one offer code can be used per order. Offer ends midnight 20/05/10 and excludes postage.