The document provides information on various topics related to communication:
1. It defines communication and discusses its key elements like the sender, receiver, message, and channels. It also distinguishes between verbal and non-verbal communication.
2. It explains different modes of communication like seminars, conferences, lectures, group discussions, and their purpose and process.
3. It outlines important techniques for effective interviewing like observing, listening, validating, and preparing objectives. It also lists qualities of an effective communicator.