1. Write ebooks. You can go through Amazon and they will publish your book for free.
2. Sell your art/crafts on Etsy!!
3. Art/Writing/Music Teacher. You can either have students come to your house, or you can give lessons online via video chat.
4. Photographer. You can take photos of people, animals, or scenery. There are many websites out there that you can get paid for your photography.
5. Freelance Illustrator. Provide illustrations for hire from your own studio. Work for many different clients and on a variety of subjects.