Balance

Symmertical http://www.freakingnews.com/Symmetrical-Mr-Bean-Pictures-66891.asp

Asymmertical

http://desginredefined.blogspot.com/2011/12/29-asymmetrical-balance.html

Golden Mean http://www.flickr.com/photos/untitlism/2453372595/

Rule of Third http://www.dolcepics.com/articles/composition-rule-of-thirds/

Radial  http://www.fotothing.com/jnevins/photo/43df21ad49f3d4352dac318f3dcbd6fa/