We also have video tutorials to get you started: Intro to Video Editing with Blender's VSE, a general introduction to Blender's VSE. Power Sequencer Workflow tutorial, a video dedicated to the add-on.

Took me some time to discover that there were bigger dragons lurking in the depths, and now that I found that out I'm crazy about them! Sadly there wasn't an easy way to find those dragons, now there ...