There are many ways to make a photo appealing. Light, composition, and depth of field are the obvious ones. Post-processing is also part of this procedure, regardless of whether it's done in-camera or on a computer. Don’t forget cropping, which is an important part of the process.

A good-looking photo is the result of a relatively long process. It starts with choosing the right composition, focal length, and the use of light and shadow. It often doesn’t end there, especially if you are using the raw file format. Well-thought-out processing transforms the raw sensor data into an...