1. Visit the online store - http://www.carsondunlop.com/bookstore 2. Select Algonquin College (coupon code only works in the Algonquin College section) 3. Add the books you need to your cart. 4. Click 'View Cart'to go to checkout. 5. Enter Coupon code - ONAlg2010 6. Enter your billing and shipping information to complete order.