Composition Rules and Guidelines

Before 

After

         
              One of the composition that are useful is background because you can focus on the subject but have                  to compose your shot so that it does not distract the subject.                                 
         
                 http://www.photographymad.com/pages/view/10-top-photography-composition-ruler
         http://www.digitalcameraworld.com/2012/04/10-rules-of-photo-composition-and why-they work/
                     http://www.ephotozine.com/article/12-top-photography-composition-rules-17158
                           http://dailypost.wordpress.com/2013/07/30/composition
                      http://photofocus.com/2009/11/30/25-photo-composition-tips/