● Communication that takes place without following the formal lines of communication is said to be informal communication.

● It is also called grapevine communication as it spreads throughout the organisation.

● This type of communication arises due to the need felt by the workers to exchange their views without using the formal channel.

● For examples, social interactions and friendly chit chats. It helps to establish a personal touch among the workers. It is dynamic, flexible and has no record.