Care to share your scams?

There's a current scammer alert thread about a scammer from H.K. Care to share your scams (more precisely , your scammeds)? Doesn't have to be in audio either and leave the
biggest scam of all, the stock market, out of it.
My worst one was 12 years ago in the hands of a 'friend' from Texas (friends are usually the best scammers ) who showed me tons of great oil exploration reports from an oilfield his family just acquired. I knew nothing about drilling for oil , just that he was a friend ! Anyway, in audio terms, it's a WAMM down the drain. I just never learn:"when it looks too good...