According to noted industry blogger Guy Kawasaki, you should "force yourself to use no font smaller than thirty points . . . because it requires you to find the most salient points and to know how to ...
This tutorial explains how to convert a Text box to a Dotted frame in PowerPoint. You can remove the Text box and convert it to Dotted Frame. A Text box is a text ...
You can change the PowerPoint text direction and make it go from right to left. You can change the orientation of the text to various positions such as Horizontal, Stacked, Rotate all text 90 degrees, ...