Editing audio can be quick and handy, or long and arduous. It is an essential skill that can make a tremendous difference to the final track. Modern DAWs give you almost unlimited editing power and flexibility. Here is a collection of tuts that help you make the most of that power.
They range from general tips that introduce you to the concept of editing, to very specific advanced tutorials that teach you best practice and unexpected applications. Work through them in order, or jump to the tut that most interests you.
For even more tutorials, check out all of our posts tagged "audioediting".