1) Nonverbal communication conveys approximately two-thirds of a message's meaning through actions, appearance, use of space and time rather than words.
2) It fulfills metacommunicative functions by communicating the nature of relationships and meaning of verbal messages through cues like facial expressions and gestures.
3) There are many types of nonverbal communication including kinesics, proxemics, haptics, chronemics and appearance. Cultural norms and gender also influence nonverbal behavior styles.