Interpersonal relationships are closely related to different types of social relationships. G.M. Andreeva emphasizes that the existence of interpersonal relations within various forms of public relations is the realization of impersonal (public) relations in the activities of specific people, in acts of their communication and interaction. Public relations are official, formally fixed, objectivized, effective relations. They are leading in regulating all kinds of relations, including interpersonal ones. Interpersonal relations are objectively experienced, to varying degrees realized interrelations between people. They are based on a variety of emotional states of interacting people. Unlike business (instrumental) relations, which can be both formalized and unfixed, interpersonal relations are sometimes called expressive, emphasizing their emotional content. The relationship between business and interpersonal relationships is scientifically underdeveloped. Interpersonal relationshi