Sometimes, when something doesn't quite look right, try cropping the view to get something more focused, filling the frame and adding more visual interest. This can take an otherwise ordinary scene and give it focus and contrast, making it much more intriguing. This is a tip that experienced photographers know very well but which may be foreign to new shutterbugs. If you're part of the latter, try it out!
If you don't quite have the shot, try using a crop!