The coupon details say: Visit shutterfly.com/grocerypb. OFFER EXPIRES AUGUST 10, 2014 (11:59pm PT). Offer is good for one free 20-page 8×8 hard photo cover photo book through Shutterfly.com or the Shutterfly Photo Story app for iPad. Offer cannot be redeemed more than once per account and/or billing address. Taxes, shipping and handling will apply. See website for terms and conditions.