A mirror image is called a mirror image because it reverses things from left to right. You usually see a mirror image of yourself. In contrast, if you look at a normal camera photo, you see yourself as another person would see you. Mirrors are much more accurate than camera images.
What Sells Best On Shutterstock?
Some types of photos that sell best are Portrait Photography, Food Photography, Landscapes (usually with people) and fine art photography (artsy).