When using SmartArt PowerPoint lets you communicate information with graphics. Use PowerPoint SmartArt to illustrate specific ideas.
You can also demote and promote shapes from within the task pane. With the insertion point in the task pane, press the Tab key to demote a shape. Press the Backspace key (or Shift+Tab) to promote a shape. It's a lot like creating an outline with a multilevel list in Word 2010. For more information, you may want to review our Working with Lists lesson from our Word 2010/ tutorial.