#Photography: Top 12 Image Editing Skills Every Photographer Should Know
Before you start editing, make sure that you have a good image work flow. This means saving originals in a separate place to prevent you from damaging or destroying the original image. And get familiar with your program’s UNDO capability–usually the Ctrl-Z key is a shortcut to undo the most recent image change. Don’t forget Save As, which allows you to save a copy of the image with another name so you don’t disturb the original.