1. Pick up freelance work online

2. Test websites and apps

3. Learn to use AI tools

4. Take surveys for money

5. Make money from your blog with affiliate links

6. Sell your wares on Etsy

7. Self-publish an e-book

8. Get advertising revenue from your blog or YouTube channel

9. Become an Instagram influencer

10. Monetize your Twitch channel

11. Sell your photography

12. Become a dog walker with Rover or Wag

13. Sell unused gift cards

14. List your spare bedroom on Airbnb

15. Sell your gently used clothes