Potential scammers are also advised to use virtual private networks and proxy services, both of which can help hide the scammer's real IP address and location in case law enforcement get involved.
So how do you know if someone is trying to scam you?
But there's a type of dating site scam that's far trickier to spot, and the people who operate it claim to be making thousands of dollars every month fooling vulnerable men.
Business Insider obtained a PDF guide that is sold online for just £2.59.
It details how scammers operate fake dating site profiles in order to con men out of money.