In the process of building high-quality external links
I encountered a nasty scammer who used Gmail to inform us that our email would be deleted and demanded a payment of several tens of dollars.
Thinking that I had overlooked the payment for this external link, I paid the scammer.
However, I later discovered that the real website owner did not use Gmail and that the scammer had tricked me.
I received four identical scam emails from the following email addresses:
I hope visitors will not fall prey to such scams like I did.