It is already done:

Hey @mindhunter , I want to tell you that there came something new called Bitconnect, and it is like VERY VERY GREAT!!... its like banking on the blockchain with a referral program... but with no evil state and no freemasons/illuminati and all that crap... its best if you signup first then ask questions... trust me on this one...I will love to be your sponsor and work together... .:

https://steemit.com/bitconnect/@lasseehlers/bitconnect-the-next-huge-thing-in-crypto-land-signup-first-ask-questions-later-i-guarantee-you-will-like-this

https://bitconnect.co/?ref=lasseehlers