Can't imagine there isn't a thread on this already, but just in case, here goes.
See this link:
https://www.americanexpress.com/us/c...p-small-offer/
Basically, you register your Amex and you get an extra MR point, Delta mile, SPG point, etc. up to certain limits at ShopSmall businesses through the end of the year.
Gotta register!!!!!
Works for biz and personal cards.
Definitely worth registering just to see what you hit accidentally, but there should be some good plays out there too.