You get an email telling you you've been billed for a product you never ordered, and when you call for a refund, you somehow you get an excess refund and have to send back the difference. Find out how scammers manipulate people into sending them “excess refund money” from a nonexistent refund, and what you can do to keep it from happening to others. Shout-out to YouTuber Kitboga for showing me how this scam works.