Communication is irreversible , or unerasable . Communication is reciprocal . Communication is unrepeatable . Communication is transactional . Communication exists in some kind of context , or setting.
Interpersonal communication involves two individuals.
Group communication exists among three or more people who have some common purpose. Organizational communication occurs in a formal institution with a hierarchy, common goals, and individualized tasks. Mass communication with a population takes places through some form of public media. Several myths are associated with communication. Each can be refuted.