One of the significant conditions for successful professional activity in the modern labor market among economists, financial services workers, accountants and managers is knowledge and fluency in working with the 1C: Enterprise 8.0 system. The corporate information system “1C:Enterprise 8.0” is a flexible, customizable system that can be used to solve a wide range of tasks in the field of automation of enterprise activities, therefore this system occupies one of the leading positions in the domestic market. This guide is addressed to economists and accountants, users of the 1C: Enterprise 8.0 system, as well as everyone who wants to independently study and use the capabilities of setting up the system for a specific enterprise. The manual provides a complete description of the functionality and techniques for working with this system and contains simple examples of solving specific problems. The publication was prepared with the assistance of the Business Literature Agency "IP Er Media"