Discuss about the difference between Formal and Informal Communication

FORMAL COMMUNICATION 

1) It is official Communication

2) It demands certain principal and rules

3) It is time bound, Topic bound and language bound.

4) The conversation cannot beyond stipulated time.

5) The conversation is strictly based on the relevance purpose of communication.

For an example: Rakesh send an e-mail to his manager.

INFORMAL COMMUNICATION

1) It is generally friendly Communication.

2) It does not follow any rules and principles.

3) It is not time bound, Topic bound, and language bound.

4) The Communication can take place for long period of time.

5) It is more casual and general in nature.

For an example : Three friends are chatting about cinema.