How to Saving a PDF-compatible AI file in Illustrator CS5

Need help figuring out how to save PDF-compatible AI files from Illustrator CS5. This clip will show you how it's done. Whether you're new to Adobe's popular vector graphics editor or a seasoned graphic arts professional interested in better acquainting yourself with the new features and functions of Illustrator CS5, you're sure to benefit from this free software tutorial. For more information, and to get started using this trick in your own Illustrator projects, watch this video guide.