The best option how to earn bitcoins at the beginning of 2018 is cloud mining. It allows you to use the leased capacity of data centers. Such equipment does not need to be taken to his home, it is already installed somewhere. The cryptocurrency miner simply pays for the rental of the program for a certain period, usually the duration of the contract is 2-3 years. The essence of cloud mining is that you do not need to spend money on your computer, video card and so on. You are offered to rent computing power on remote servers. The purchase of capacities takes place in hashes. The system of increasing the computer unit is identical to the bytes. At its core, the cloud service of mining bitcoins and other digital coins is a simple industrial data center focused on the extraction of crypto currency, including Bitcoin (BTC). The attractiveness of this method is that the miner does not need to buy the necessary equipment and monitor it.
What !!!!!!!
No way man, that is the shit way of earning money and even I wont do it if you said that it will give you couple of thousand dollar per day for just investing your time and little money.
Dude, cloud mining is the worst way of investing your money and best way of loosing it. 
Please have some research about this topic in the service discussion and you will find how people are fighting against this virus in the crypto mining industry.