Thumb Score: +48 Amazon has Kindle 6" WiFi E-reader w/ Special Offers (Black) on sale for $19.99 for select American Express Membership Rewards Cardholders when you pay with Rewards Points and follow the steps below. Shipping is free. Thanks completing Note, may only be available for select cardholders. Steps:[LIST=1][*]Click here to link your AMEX Membership Rewards account to your Amazon account (if you have not already linked the accounts)