First off, shoot in raw to make processing easier. 1) aspect ratio: 3:2, 4:3, 16:9, or 1:1? 3:2 is the native res, not much reason to do anything other than that. 3:2 gives you the most room to crop, while all other aspect ratios are pre-cropped. 2) Flash Comp Not revenant, you shouldn't be using flash at all. 3) Single…