Textbook TOP FOUR. 1. How to Purchase2. Actual Cost3. Sell Your Books4. Your Options. How to Purchase Your Books. Use your class scheduleMatch section numberOptions:1. Online reservationosubookstore.comFirst chance at used!Held for you!2. In the store. Just Announced!!!. Member discount is now 10%!! $875,000 returned to students with 8% discountover $1 million dollars to members via discount with 10% discount.