The article is based on the strategy and prospect development concept of marketing relations. It is noted that the role of personal marketing communication, particularly personal sales, is increased in the field of marketing relations. The necessity of searching for the new effective tools of personal sales has been shown, one of which is the competency model of personal agents. It is considered that in order to demonstrate many competencies that make up the contemporary model, a personal agent has to create a psychological profile of the client. The theories are based upon the methods of creating a psychological portrait of the client that have been listed. It is noted that the fourth facet of psychological portrait of the client should be based on the theory of personal character accentuations. The algorithm of work with clients having different character accentuations has been developed. The traits of clients with different character accentuations are detailed. The following traits of the clients are referred to: communication and behavior features, positive character traits, negative character traits, clothing, facial expressions and gestures, speech. Recommendations for work with clients of hyperthermia, anxious, dysthymic, pedantic, excitable, emotive, sticking, demonstrative, cyclothymiacs and ecstatic types have been suggested. It is noted that the consideration of character accentuations of the clients allows increasing the level of subjective well-being of clients and promotes the growth of the main indicators characterizing the effectiveness of personal sales in the context of relationship marketing.