Alibris offers promo codes for coupons that are usable towards purchasing books, movies and music on its website. The codes are for new subscribers and purchases over certain amounts. They also offer a discount to students.
As of September 2015, new subscribers receive a code for $5 off a purchase of $50 or more. Also, customers that purchase $40, $80 or $120 or more receive codes for $5, $11 and $18 off their purchase, respectively. Students are able to take advantage of a promotion that allows them to receive $5 off a purchase of $50 or more by signing up or logging in through UNiDays.
Alibris also indicates that subscribers benefit from the advanced notice of new promo codes and special discounts, coupons and Flash sales available only to them.