1. Provide pet-sitting services through Rover.
2. Provide yard work or snow shoveling services through TaskRabbit.
3. Tutor in a particular subject area with Tutor.com, Chegg Tutors, and TutorMe.
4. Sell handmade goods on Etsy.
5. Sell vintage finds on Depop.
6. Provide virtual assistant services through Fiverr.
7. Sell photos or illustrations on iStockPhoto or Shutterstock.
8. Serve as a brand ambassador for a company or products you love.
9. Manage a blog and sell advertising space or sponsored posts.
10. Offer freelance writing, editing, or graphic design skills on Upwork.