If you purchase a book on Betterworldbooks.com you'll get 1,000 points
Buy used and new books for the best prices.
Every book sold on either of Better World Books' e-commerce sites has free shipping included, with no minimum purchase, to anywhere in the world. Better World Books is the socially conscious consumer's bookstore of choice. BetterWorldBooks.com offers the lowest shipping rates on the Web: free shipping worldwide. We can offer these great rates because, unlike most other online used booksellers, we have all of our used books physically in stock. At any one time, around 3 million books are on the shelves of our Indiana warehouse.
What to do (instructions):
Make a $20 purchase at Betterworldbooks.com
How to get points (documentation):
Submit payment and order confirmation
You have 10 days from you press "I'll do it" to deliver documentation