The manager is the person responsible for the results beyond the boundary of his own work and the person responsible for the implementation of goals during which he must engage the resources beyond the limit of his own resources. The key to a successful business is management skills. Management's future depends on the future of the organization. The final paper presents what management skills and to what extent it affects the organization's business. The technical, communication and conceptual skills that affect the organization's business, time management and delegation skills are analyzed. The paper outlines the benefits of effective time management and what stealers managers should avoid. Closely related to the time management skill is the delegation skill because by delegating the manager gets the time he can devote to performing the most complex and challenging tasks. Delegation increases the efficiency of managers and also empowers subordinates to take on managerial jobs. Among other things, the paper explains the roles of managers within an organization. There are informational, interpersonal and decision-making roles. Information role is played by monitoring and gathering information for decision making, sharing, disseminating information within the organization and disseminating information outwards. The interpersonal role is represented by presenting the organization with the environment, leading change and achieving goals, establishing relationships between different sectors within the organization, and making decisions, which is a complex cognitive process. At the end of this paper, an analysis of managerial skills was conducted on the example of the Primary School Principal.