1. Start a blog or website and monetize it through advertising, affiliate marketing, or sponsored content.

2. Create and sell online courses or e-books.

3. Offer freelance services, such as writing, graphic design, or programming.

4. Buy and sell goods or services through an online marketplace like Amazon or Etsy.

5. Invest in stocks, cryptocurrency, or real estate through online platforms.

6. Create a YouTube channel, monetize it through ads and sponsorships.

7. Build and sell your own app or software

8. Become an affiliate marketer, promoting other people's products and earning a commission on each sale

9. Start a dropshipping business and sell products without ever keeping inventory