most are gotten into cloud mining due to hardware space issue and the main electircity issue so I would dig in with spoondlies that started it recently.
Most are doing this since there is very few providers, and certain ones like KNC, BFL, Coin Terra, all these guys failed with their customer support.
https://bitcointalk.org/index.php?topic=521520.0I think these guys are legit, but they also give you the option to pay in credit card. If shit hits the fan, then you have easy access to call your credit issuer to solve a fraud case.