1. Start a blog or website and monetize it with ads and affiliate marketing.
1. Sell products or services on an e-commerce website.
1. Offer freelance services, such as writing, editing, or graphic design, on a platform like Upwork or Fiverr.
1. Monetize a YouTube channel by partnering with Google AdSense and offering sponsorships or merchandise.
1. Create and sell print-on-demand products, such as t-shirts or mugs, through a platform like Printful or CafePress.
1. Rent out a room on Airbnb or a vacation rental platform.
1. Offer pet-sitting or dog-walking services through a platform like Rover.