Have a textbook that you are unable to sell back or a late rental that you had to purchase and want to get rid of it? Post your unwanted course materials on the University Bookstore's new portal, Shocker Book Swap. Sell or buy course materials from your peers. All postings are valid for 30 days or until sold and removed. All transactions are peer-to-peer, so sell with confidence knowing you will receive 100 percent of funds. A wsubooks.com user account is required. For more information, contact the University Bookstore at bookstore@wichita.edu or call 978-3490.