This allows the audience to know specifically what they need to look out for.

Performance times were often staggered to allow the audience to move from one set to the next.

That knowledge allows the audience to better evaluate what I say.

This allowed the audience to see the person's face as the drawing took shape.

This allowed audiences to watch the hotel action from all around the characters.

Since we can't see who is underneath, it allows the audience to put themselves in his place.

The camera doesn't observe them from a distance, so as to allow the audience to think for itself.

Time shifting allows the audience to control when content will be seen.

This was meant to allow the audience to observe every detail, just a like a photo.

Also, it is important to use at least a 2 point difference between type sizes to allow the audience to see subtle changes.