Marriott will give you 1000 points for answering a simple question on Twitter.
— Marriott Rewards (@MarriottRewards) December 17, 2017
Your Marriott Rewards and Twitter accounts need to be connected of course, but they give you points for that too.
For the Googlely-challenged they’re looking for ‘1999 #RewardsPoints’.
— gary leff (@garyleff) December 17, 2017
Bear in mind that points earned via social don’t extend the expiration date of your account. And also that Marriott points transfer 3:1 into Starwood Preferred Guest.