Yes, it does.
Amazon Smile gives 0.5% and Shop for Charity / Slatestarcodex gives ~5%. You can stack the two to give 5.5%. (But you cannot stack Shop for Charity and Slatestarcodex.)
Yes, it does.
Amazon Smile gives 0.5% and Shop for Charity / Slatestarcodex gives ~5%. You can stack the two to give 5.5%. (But you cannot stack Shop for Charity and Slatestarcodex.)