6-shot system

Close-up of the hands
The purpose of this photo is too show what the person is doing with their hands.

Close-up of the face

The purpose of this photo is to chow what the person is looking at.

Over the shoulder

The purpose of the photo is to show what the person is doing by viewing it from the persons point of  view.

Medium shot

The purpose of this shot is to get a view of what the person is doing from the waist up.

Wide Shot 

The purpose of this shot is to get a view of the persons entire body.

Extra-Wide Shot

The purpose of this shot is to get the entire persons body and the room.