1. Become a referral source for local businesses.
2. Make a website and get advertisement revenue.
3. Or make a YouTube video guide.
4. If you already have a website, use referral links.
5. Refer people to apps.
6. Get even more cash back with Ebates.
7. Write a book and get royalties.
8. Cut out the middleman with self publishing.
9. Create an online course and get paid for it.
10. Invest in index funds.
11. Get cash back on credit cards.
12. Invest with Stash and get $5.
13. Save your money in a high-yield savings account.
14. Use Acorns to invest your spare change.
15. Invest in high-dividend stocks.
16. Play video games and stream it.
17. Be in a commercial.
18. Airbnb your unused apartment or room.
19. Use Bing.
20. Sell old books on Amazon.
21. Sell your clothes.
22. Sell your photography to the web.
23. Invest in real estate.
24. Build an app.
25. Get paid for watching TV and playing video games.
26. Make money by taking surveys.
27. Get paid for browsing the web.
28. Be a guinea pig for cosmetics companies.
29. Get money back when the price drops on your purchases.
30. Get paid for improving products.
31. House-sit for someone else.