This is the topic we address in this chapter. However, all this capability is useless unless you can conveniently create PDF files. It's compact, it supports a wide variety of content (including text, images, line art, and multimedia), and you can use it for free without incurring licensing fees. PDF is arguably the best file format for storing and distributing documents. Adobe Acrobat 9 for Windows and Macintosh: Visual QuickStart Guide