To stress that setting objectives and making tradeoffs among them involves risk and uncertainty. Without positive human relations, your business simply won't run as effectively and efficiently as it could. People are the most important piece of the puzzle. Communication can take place in many avenues, both verbal and nonverbal. Henry Mintzburg' described the supervisor's job in terms of three categories of roles.
Communication plays an important part in each of the categories.
The three categories that a supervisor plays at different times while on the job are interpersonal, informational, and decisional. This category is made up of the roles of figurehead, leader, and liaison. This category is made up of the supervisor playing the role of the spokesperson, monitor, and disseminator. In the monitor role, the supervisor will screen information that may affect the company. In the disseminator role, the supervisor will share any relevant information or data with subordinates or other members of the organization.