Funding Currencies. Money Management
This does NOT necessarily mean that all these businesses are scams, but rather that these businesses are either not profitable, too difficult to pursue, not ethical or have some flaw deeming them not to be worthy of a positive recommendation from us.
Don't do it! Let me do the hard work for you. If you have found a business opportunity that I haven't listed and would like for me to check it out, I'll be more than happy to spend my money to sign up for it, test it, and review it for you.