These days there are seminars on a wide range of Mac related topics. You can keep up with them or sign up for e-mail notifications for seminars at the Apple Seminars & Events Web site.
There are hundreds of Apple seminars offered all over the world. Most are free, though some are fee-based, and several are online seminars. The Apple Seminars & Events site showcases events for business, events for educators, fee-based training, online seminars, and trade shows. It lists them by US events, Canadian events, European events, and Asia events.
To make matters even simpler, you can have a list of events pop up in the “location nearest you” by entering your state. Upcoming seminars will tackle everything from “Final Cut Pro 3” to “Small Business Management Made Easy” to “Porting to Mac OS X: Your New Unix Desktop.”