WHY LAYERS?
If you are new to Photoshop, and photo editing software you may never have seen a layers panel, or might not even know what a layer is. Many beginners just want to edit their photos, and are overwhelmed by the array of tools presented to them, so they dive right in making all the edits on their background layer. Sometimes they get lucky and everything works and their image looks great, but more frequently edits need to be adjusted or changed. If you work ORIGINAL IMAGE on your background layer with out