Repetition: It repeats and often strengthens the message you’re making verbally.
Contradiction: It can contradict the message you’re trying to convey, thus indicating to your listener that you may not be telling the truth.
Substitution: It can substitute for a verbal message. For example, your facial expression often conveys a far more vivid message than words ever can.
Complementing: It may add to or complement your verbal message. As a boss, if you pat an employee on the back in addition to giving praise, it can increase the impact of your message.
Accenting: It may accent or underline a verbal message. Pounding the table, for example, can underline the importance of your message
