Professional traders who are looking to start managing outside capital in a legal manner without going through the traditional pain in the backside, nevermind the costs of starting a hedgfund read this: http://www.jltrader.com/2016/06/26/so-you-want-to-become-a-hedge-fund-manager/
Somebody wrote a review of Darwinex. I have no idea how independent and impartial is the review. http://investingoal.com/reviews/darwinex-review/