in 2005, Guy kawasaki proposed the 10/20/30 rule of powerpoint presentation "A powerpoint presentationshould have ten slides, last no more than twenty minutes, and contain no font smaller than thirtypoint.
in 2005, Guy kawasaki proposed the 10/20/30 rule of powerpoint presentation "A powerpoint presentationshould have ten slides, last no more than twenty minutes, and contain no font smaller than thirtypoint.