selling used books amazon is an excellent way to monetize old books that you no longer need. To sell used books on Amazon, you need to create a seller account, list your books in the appropriate category, and set competitive prices. Be sure to accurately describe the condition of the books and include any relevant details about wear and tear. Amazon makes it easy for sellers to reach a large customer base interested in used books, and with the right approach, you can turn your old collection into a source of income.