Susan Harkins explains how to use collapsible headings to turn long complex documents into a simple list of headings that readers can use as a table of contents.

However, thanks to Word 2010's new Navigation Pane, these tasks are much simpler, because you can bypass all that manual frustration.

What's up with the new Navigation pane in Word 2010? For months, I've just sort of ignored it. Turns out it lets you do some powerful things pretty easily.