Lynda.com is a great source of online training videos. Each course includes some free videos, so you can decide if you want to pay for the entire course. Lynda.com is also available by paid subscription. (No, I don’t work for them!)
If your are interested in learning Final Cut Pro, be sure to check out Larry Jordan’s great FCP tutorials on Lynda.com.
If you are a still photographer using Lightroom, take a look at the excellent Adobe Lightroom tutorials on Lynda.com by Chris Orwig.