Well, from my point of view this site looks quite reliable. But I haven’t tried it, so I can’t be sure, though. May I ask you a question: as far as I know, services like this one usually providing bonuses (like this ones:
http://topminers.net/mining-promo-codes ... romo-code/ ). The reason of my constant doubts is the fact that cloud mining isn’t totally worth and isn’t totally safe. Sites can’t provide guarantees that you will get any profits or even return investments. However, all crypto related features have risks. Cloud mining isn’t better or worse than other approaches. I guess that I just need to calculate everything properly.