'Putting on the polish' is a very important and necessary step in photography especially if you shoot in RAW. So 'putting on the polish' can be as simple as converting the RAW file to a TIFF, JPEG, or other format with just a little adjusting. Or, it can be as complicated as joining numerous images together, applying luminosity masks, and a host of other things. But today, I want to show you how to fill in the canvas and how to extend the canvas which I use quite often.