The article deals with current problems facing people when creating a crypto business. Today, day by day, the popularity of digital money is growing. This issue receives a wide coverage in the mass media, the largest companies invest their money into crypto-currencies, they are discussed in government offices. Analyzing the problem, we can conclude that you can earn money on crypto currency in various ways, but in order to have a stable income during a long period of time, you need to carefully approach the process of building this business. Namely, to study information about crypto-currencies, determine the currency for mining, purchase equipment, select a room, taking into account high consumption of electricity and an increase of air temperature during the operation of the equipment, and configure the software.