The book examines the features and content of the organization's communication activities. The retrospective plan shows the formation of corporate communications, forms and methods of information and communication support for the activities of commercial and non-profit organizations, various aspects of the theory and practice of forming systems of internal and external communications of companies. The textbook is addressed to students and undergraduates studying in the areas of training "Advertising and Public Relations," "Journalism," "Political Science," as well as experts, theorists and practitioners involved in the field of corporate communications.