1. OVERVIEW OF COMMUNICATION
COMMUNICATION MEANS TRANSFER OF INFORMATION, IDEAS, THOUGHTS AND TRANSFER OF UNDERSTANDING.
TRANSFER OF INFORMATION & TRANSFER OF UNDERSTANDING SHOULD BE DONE PROPERLY TO MAKE COMMUNICATION EFFECTIVE & EFFICIENT.
NATURE OF COMMUNICATION :
A) Communication is a Continuous process.
B) Communication is information Sharing.
C) Communication is a Two-Way process.
D) Communication is a managerial activity.
E) Communication is selective.

2. ROLE / IMPORTANCE OF COMMUNICATION
Communication need at the time of Management Planning, Organizing, Controlling and Coordinating.
Communication promotes the job satisfaction.
Communication brings innovation.
Communication is helpful to achieve Co-ordination.
Communication creates efficient working condition in business.

3. COMMUNICATION CHANNEL
FORMAL COMMUNICATION
INFORMAL COMMUNICATION
HORIZONTAL
COMMUNICATION
VERTICAL COMMUNICATION
DIAGONAL
COMMUNICATION
UPWARD COMMUNICTION
Single-Strand Chain
Gossip Chain
DOWNWARD COMMUNICATION
Probability Chain
Cluster form of communication

4. BARRIERS OF COMMUNICATION
1. SEMANTIC BARRIER :
a) Use of different words & symbol.
b) Use of different languages.
c) Poor vocabulary.
d) Grammatical mistake.
2. TECHNICAL BARRIER :
a) Poor timing.
b) Wrong Choice of channel.
c) Overloading of Information.
d) Inadequate Information.
3. PHYSICAL BARRIER :
a) Noise.
b) Bad handwriting.
c) Distance.

5. CONTINUED................... 4. PSYCHOLOGICAL BARRIER :
a) Inattentiveness.
b) Egotism
c) perception
d) Selective Listening
e) Resistance to change
5. ORGANIZATIONAL BARRIER :
a) Filtering of Information.
b) Organizational Rules & Regulations.
c) Attitude of Superior & Subordinate.