Features of grapevine communication?

* Very speedy type of communication.
* It has benefits and backfires as well.
* no channel of communication is there as in the case of formal communication.
* it is a mix of reality and rumor , about 80% information flows through grapevine.
*Very severe at times of Crises situation.
*Mostly oral communication.
* it coexist with formal communication network.
*flows in all directions in the organisations ,spatially and hierarchically.
* people oriented rather than work oriented.