Management is the process of forming and maintaining the environment to selected targets can be efficiently achieved. Managers carry out the functions of planning, organizing, staffing, leading and controlling. One of the reasons for creating the group, is to achieve the goals that individuals can not achieve, while management provides coordination of work of individuals within the group. Responsibility managers are taking action, which allows individuals to contribute the best I can the tasks of the entire group. The manager is a person whose primary tasks arising from the management process, he plans and decisions, organized labor and business, hires and manages people and controls the human, financial, physical and information resources. Managers at all levels must possess specific knowledge and skills. The differentiation between different levels of management is reflected in how much of certain knowledge must have certain levels of management. The success of managers at each level of management, depending on how the manager combines and develops the necessary knowledge for effective management at this level of management.