This document discusses various aspects of nonverbal communication including its functions, components, cultural variations, and importance. Some key points covered include: - Nonverbal communication includes body language, gestures, eye contact, touch, use of space, time management, appearance and tone of voice. - It can substitute, complement or contradict verbal communication. When the two conflict, nonverbal cues are often perceived as more truthful. - Common nonverbal cues include emblems, illustrators, affect displays, regulators and adaptors which respectively take the place of words, complement speech, express feelings, control conversations and relieve tension. - Factors like eye contact, use of personal space, time orientation and color have