AutoDS enables you to add to cart Amazon items. Note that this will only work for 1 item at a time.
Click the copy button to add the product. See image above.
To use the cashback feature with your AutoDS orders you will simply make sure you are logged into your cashback site in another tab.
Then click on the dropdown that is shown by Spot N Paste and click on the one that you are using. It will then redirect you through your cashback site and open your item. Please make sure that you give it ample time to load the items link before you start clicking around.