The vary success of an organization is built upon effective communication .
The business of an organization is run on interchange of information, plans, ideas, proposals, use of data, and conducting discussions, meetings, and research which are all different forms of communication .
In an organization the manager has to read, speak, write , listen ,observe and supervise that are all media of communication .He uses letters, reports, and memos for written communication .
Business firms must send information about their goods and services to consumers and customers. They do so by advertising, publicity, personal, selling, and other sales promotional techniques.