In either case, it’s worth reporting the photo and hoping Facebook takes it down. If they keep posting bad photos, keep reporting them and Facebook will probably act. The other option is just to block the other person. This will stop them seeing your profile and being able to tag you in photos.
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).