Managerial activity involves a series of complex activities that are intended to contribute to the efficient conduct of people's efforts in the work process. Carried out by people, leadership ultimately targets man; from the point of view of human relations, to lead means to explain, to influence, to convince, to motivate others to achieve certain goals, through an intelligent use of human effort. The exercise of leadership presupposes the existence of persons who perform personally and in an organized way activities specific to the management process. However, every manager adopts a style that he takes as the key to success in order to maintain or develop a successful team, a good leader or a good functioning of the company's operations.