A program that grants points for using Bing search, which users can redeem for gift cards, sweepstakes entries, or charitable donations.
Has happened to me too and where do we go to report it?
On the Microsoft Rewards page (make sure you're logged in), scroll all the way to the bottom of the page. You should see a link called "Contact Microsoft Rewards support".
I contacted them twice, and never heard back, but your mileage may vary.