YouTube has quite a few videos that teach various aspects of using QuarkXPress. You can watch segments of my QuarkXPress 8 Essential Training, videos by other instructors, and some from Quark.
Start here and click around to explore!
Jay Nelson is the editorial director of PlanetQuark.com, and the editor and publisher of Design Tools Monthly. He’s also the author of the QuarkXPress 8 and QuarkXPress 7 training titles at Lynda.com, as well as the training videos Quark includes in the box with QuarkXPress 7 . In addition, Jay writes regularly for Macworld and Photoshop User magazines and speaks at industry events.