The subject of the paper is interpersonal skills as a prerequisite for successful business communication in the management segment. The main goal is to define interpersonal communication, explore the importance of human resources in organizations and provide ethical guidelines for contributing to ensuring fairness in organizations. The purpose of the paper is to emphasize the importance of interpersonal communication in human resource management. Interpersonal skills are essential for personal and professional existence and occupy a central place in human communication. It covers most of the interactions that a person has during his life, and is of crucial importance in professional relationships, friendships, family ties and other interactions. By developing these skills, individuals can form deeper and more meaningful connections with others. Interpersonal communication most often includes verbal and non-verbal behaviors. For communication to be successful, managers and team members need to understand how interpersonal communication works, the relationship between communication and feedback, and the importance of verbal versus nonverbal communication. The effectiveness of communication depends on the clarity of the message, the choice of the appropriate channel and the recipient's ability to understand the message. Factors such as context, culture, emotions and previous experiences also influence the perception and understanding of the message. Understanding this process allows managers and teams to better manage communication, avoid misunderstandings, and ensure that messages are transmitted and received as intended. Ethical guidelines such as honesty, integrity, equality, transparency and accountability play a key role in creating a fair work environment. They set standards of behavior that all members of the organization should follow, promoting a culture of honesty and transparency. By applying the above guidelines, organizations ensure equal treatment of all employees, which prevents discrimination and favoritism and promotes equal opportunities for all. Ethical guidelines provide a framework for resolving conflicts and making moral and legal decisions, strengthening trust among employees and toward the organization. Organizational culture plays an important role in shaping and promoting business ethics, influencing the values, attitudes and behaviors of employees, thereby contributing to the long-term success and sustainability of business.