7. Sources Simplicity - .p a n e., Beautiful like simplicity, May 2, 2009 Lines – eschipul, Orange Line @ etech 2007, March 28,2007 Framing – David OaulOhmer, San Francisco - Golden Gate Bridge South Tier "Suitable for framing", June 14, 2008 Balance – Kev72, Flowers-Custon white balance, April 3, 2007 Rule of Thirds – Nikhil Verma, Piece of wood, February 28, 2009 Avoiding Merges – Swanksalot, Red and Blue, August 21, 2009