Facial expressions are accountable for a massive fraction of non-verbal communication it can show a person how they the feel with the expressions of a smile or a frown

Facial expressions are accountable for a massive fraction of non-verbal communication it can show a person how they the feel with the expressions of a smile or a frown.
It is important because that look on the individuals face is mostly the first thing a person will notice even before they start to do anything. Facial expression shows true feelings about a person knowing their happy or not.
Proxemics is an important type of non-verbal way of communication. Personal space is something that is needed and the amount of distance that they want. The amount of space that is needed when having a casual conversation or talking in a crowd of people requires a specific amount of distance that should be followed.
They feel the security of ownership and it is influenced by many factors such as social norms, cultural expectations, personality characteristics.
Paralinguistic include factors like the tone of the voice, volume, rhythm. The voice of a person can have a strong effect when saying in a sentence.
It is important when a person has a strong tone in their voice because the listener may clarify an endorsement of interest. The same words spoken in a reluctant tone of voice may carry out a dissatisfaction of interest. The tone of voice can indicate if you are doing well or not.