Better World Books buys and sells books both new and used while supporting libraries, non-profits, and literacy programs around the world. Just this month they sold their 100th million book! For every book you purchase on BetterWorldBooks.com, Better World Books donates a book to a reader in need. To date, they have raised over 32 million dollars for libraries and literacy programs, donated over 29 million books, and prevented over 373 million books from entering landfills by reusing or recycling them.