"Confucius say "on discovering evidence that indicates an active fraud, call the Police".
Not if you're in Scotland.
I did so, after being given a German phone number, and with the scammer unaware I'd detected him.
I was asked how much I'd lost, then told as I hadn't lost anything, they weren't interested.
AFORS was very quick in removing the advert.
The sum was 5 figure.