Go here to print a new coupon for 40% off the list price of one item at Borders, valid through May 1st. You need to be a Borders Rewards member, which is free. Sign up in store or online.
If you would like to shop online, just use the code BKC7592J to save 40%. Remember to go through Shop at Home to earn 7% cash back on all of your Borders purchases! Plus, is you are new to Shop at Home you will get a $5.00 sign up bonus! Just search for Borders, it will link you to their site where you just shop as normal.