Now you can collect an extra rewards stamp on Hotels.com. Just book a stay by 7/29/2020 for anytime 7/15/2020 through 12/31/2020 and you will get 1 bonus stamp. Look for the collect an extra stamp badge on eligible hotels when you make the booking. You must pay online to be able to enter the promo code. Enter coupon code at checkout: RWD1EXTRA
The fine print says it could take up to 4 weeks to see the extra stamp.
Hotels.com is a third party booking site so you will not earn hotel miles or points on the reservation. But when you earn 10 stamps which equals 10 nights of hotel stays you earn 1 free night credit on Hotels.com. Check out how to redeem your Hotels.com credit.