To get this offer, simply head on over here and sign in or sign up for a free account. After you do, the Free book will automatically be added to your account and you should get the following message:
* Offer good for one free 20-page 8×8 photo book with hard photo cover. Offer not valid for licensed premium photo books, leather hard cover, padded photo cover, cloth hard cover or soft photo cover photo books. Offer valid on one order and for one-time redemption per billing address. Any additional pages will incur a per-page fee. Offer ends Monday, May 29, 2012 or while supplies last.