You must have a valid student ID and be the owner of the book. Pricing Tiers:

The highest prices are usually offered during Finals Week , before the bookstore reaches its inventory limit for the next term. Student Recommended Alternatives

It is the fastest way to get rid of books without managing individual sales on platforms like eBay or Facebook.

If a new edition is coming, there is excess supply, or the book is in poor condition.

If the book is not being used at UW but has national demand.

Given the low buyback rates, many UW students suggest these alternatives for better returns: Textbook Buyback - University Book Store