In a dynamic and increasingly complex business environment, effective communication and adequate behavior play a key role in the successful functioning of any organization. Business communication is not only the transfer of information but also a means of building relationships, trust, and team spirit. In the modern age, with the development of digital technologies, the way of business communication is experiencing significant changes, which require adaptation and constant improvement. Business etiquette, as a set of rules and norms of behavior, plays a key role in maintaining a professional and efficient work environment. In public administration, where employees communicate with citizens and different interest groups daily, business etiquette becomes even more important. Adherence to business etiquette not only ensures respect and trust among employees but also contributes to the positive perception of public institutions in the eyes of citizens. In today's world, where transparency and accountability in the work of public services are of crucial importance, the understanding and application of business etiquette help in building trust between citizens and public officials. Through proper communication, appropriate dressing, stress management, and maintenance of professional behavior, public administration employees can ensure a high level of service and satisfaction of citizens. Through the analysis of various aspects of business etiquette, this paper highlights the importance of continuous improvement and adherence to ethical standards in public administration.