Thriftbooks.com is the largest online seller of used books in the United States. We pride ourselves on offering the lowest everyday price on used books on the web. We have over 7 million books in stock - everything from classic children's books like The Little Engine That Could to the latest thriller by John Grisham. We have loads of rare and collectible books as well. Good affiliate partners include sites focused on reading, lifestyle, kids & family, and bargain hunters. Program Features: Commission is 5% of total cart value of each transaction 6% Total Commission for Monthly Sales ≥ $100 6.5% Total Commission for Monthly Sales ≥ $400 7% Total Commission for Monthly Sales ≥ $1,500 7.5% Total Commission for Monthly Sales ≥ $4,500 8% Total Commission for Monthly Sales ≥ $10,000 Dedicated management team Regularly updated coupons and deals to help conversion Robust product data feed for enhanced marketing capabilities   Search Policy: Thrift Books does not allow affiliates to use our trademark name, our domain name, or misspellings or variations of these. Please Note: Due to affiliate nexus tax laws, we do not work with affiliates that reside in Arkansas, California, Kansas, New Jersey, or New York.