There are many different types of non-verbal communication.
1.Body Movements (Kinesics), for example, hand gestures or nodding or shaking the head;
2.Posture, or how you stand or sit, whether your arms are crossed, and so on;
3.Eye Contact, where the amount of eye contact often determines the level of trust and trustworthiness;
4.Para-language, or aspects of the voice apart from speech, such as pitch, tone, and speed of speaking;
5.Closeness or Personal Space (Proxemics), which determines the level of intimacy;
6.Facial Expressions, including smiling, frowning and even blinking; and
7.Physiological Changes, for example, sweating or blinking more when nervous.