Some people also take your money and promise you to double them in certain days which is another form of scam which is popular in some areas.
If it were us, we won't entertain such kind of offer rather we already scroll down to read some beneficial knowledge but those people who think that doubling money is just an easy step to do. Those people are often to this kind of scam and scammers have their own strategies to fool people. You will have some idea of how they lure their victims if you watch this kind of Youtube channel.
https://www.youtube.com/channel/UCBNG0osIBAprVcZZ3ic84vw
This man exposes the scammer's strategy and he will show us how those scammers fool their victims with their silly scripted acts.
He also helps some of the victims to get their money back. a modern hero on the internet.