Use coupon code HPB5 for $5 off your next order of $20 or more online at HPB.com only from 12:01 AM 4/3/2020 - 11:59 PM 4/5/2020 CT. Valid only on items from HPB.com or from HPB locations. Limit one coupon per account. Not valid during sales or in combination with any other discount or coupon. No adjustments made to prior orders. Subtotal must meet minimum order requirement before tax and shipping for coupon to apply. Cannot be used to purchase gift cards. Not valid at Half Price Books retail stores or Half Price Books Outlet locations.