Ethically, it is okay to use a program like Photoshop to add a ball to create a better volleyball photo.

Holding your elbows close to your side and slowing your breathing can cut down on camera shake.

An ISO of 3200 would work best for sunny days outside.

Photos are most effective when they have a strong center of visual interest.

You should ask people to smile for actions hots.

Reaction shots can be as effective as action shots.

From a journalistic point of view, posed photos are better than action photos.

A problem with most crowd photos is that there is no center of visual interest.

If you are taking classroom shots, you should stand in the doorway to avoid interrupting classes.

An ISO of 400 would work well in a classroom.

Group photos should be taken against a decorative background.

Mugshots, like for quotes and captions, should be taken against plain backgrounds so the focus is on the person's face.

If the subject has their back to the window, you will have good lighting. (Backlighting)

In the rule of thirds, the hot spot is in the center square and that is where the photo's action should be.

Normally, you should crop within 2-3 picas (1/16 inch) of the CVI, unless the subject is moving.

The aperture controls the amount of light allowed through the lens.