Of all the ways that writing as a profession sucks ass, the worst is dealing with the quesition "so what do you do?"
The question is hard to answer because people bring weird mixed up preconceptions to the conversation. Do I earn a living? Huh - would you ask a dental hygienist that question? Anyway: yes. Can you find my books in bookstores? Um. Well. Yes.
Books are often found in bookstores.