There was another interesting case Google settled last year. When they ban Adsense accounts they refund advertisers whatever fraud incurred and the rest of the banned accounts' revenue, earned legitimately, they _____________. Someone they banned took them to court to solve this riddle.

After fighting the case for four years Google settled for $11 million on the grounds that it would be too expensive to show they weren't keeping that money, too.

https://www.searchenginejournal.com/adsense-lawsuit/248135/