When I teach a new class learning digital photography, over 75% of the students turn up with the camera the salesman suggested.

Guess what? They soon find out that it’s the wrong one for them. This can be a very expensive mistake. So the big questions are what is the right one for me and how do I know which is best for me.

One of the first things that you want to know about the camera that the salesman is trying to sell you is as follows.