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.