Many of them, especially for Sportbet user receive a few bonus at the same days (2-3x times) from some sport.

Did you betting regularly for Sport bettings ?  how much your waggering in a month for sportbet. I seeing the reddits after Level 2 - 250$ notify, for check it and verify those and see as well people getting 2-4 bonus from sportbets.

One of them is the one you're mentioned, for US Election