"Upon careful review, we believe your account has engaged in prohibited use in violation of our Terms of Service and we regret to inform you that we can no longer provide you with access to our service."
The problem is that they can't handle the large volume of users while also dealing with fraud & law compliance. So they basically have fraud detection algos that flag anything remotely suspicious with many false positives and they don't have the support staff to deal with the aftermath.
Mine was their screwed up identification process - I had completed it but their app wouldn’t let me view their tiny videos for the rewards. I was stuck in a support loop for months of “you need to identify yourself”, “I have”, “oh yeah you have, try the videos again” - repeat