When people look at our photos, we often get questions about how to take a good photograph. Everyone wants to know the "secret". I don't believe there is any secret at all, but there are a few things that will improve your shots, if you just pay attention to them.
Composition is one of the first and easiest things you can pay attention to which will greatly improve your photographs. Here is a great article from the Digital Photography School that will give you more details.