Here is how:
1. Activate the promotion
on the offer page if eligible
Note, click here to link your Discover Cashback Bonus account to your Amazon account if you have not already done so. If you are linking for the first time or "re-linking" then it may take a few days to be eligible. Check the link in a few days to see if you become eligible.
2. Add $100 or more of eligible products sold and shipped by Amazon.com to your shopping cart
3. Proceed to checkout & select your Discover Card as your payment method
4. Select the amount of Discover Cashback Bonus you would like to use for the purchase (must use at least $.01 of your cashback bonus balance)
5. The $10 off $100 discount will be applied to qualifying items at checkout