As you work with SmartArt graphics within PowerPoint, you’ll find that you need to add some more components to your SmartArt graphics. Maybe there’s a change required in an organization chart, or you need to add a new shape within your diagram to reflect some other change. Fortunately, SmartArt lets you maintain the changes happening in the world around with just a click or two! This is normally achieved by adding extra shapes to your existing SmartArt graphics.
Learn how you can add more shapes to existing SmartArt graphics in PowerPoint 2007 for Windows.

