If you have your own eCommerce store, social media is the perfect platform to showcase your products. Demonstrate your products in use and tell your social following why they need to buy your merchandise. Most social media channels allow you to add ‘buy’ buttons your pages, allowing your followers to easily click through to your site and make a purchase.
With just a few paint and stencil supplies you could walk the neighborhoods with curbs and solicit your curb number painting services. Obviously, you need to be somewhat handy with a can of spray paint and stencils, otherwise, you might have people coming after you if you mess up their curb. That said, there is a business for this as people are out there making it happen.
One of the cool things about Google AdSense is that it's so easy to get set up. If you have a blog or website, you can sign up for a free Google AdSense Account. From there, Google will give you a unique code that you will paste onto your website. Google takes it from there, tracking your page views, traffic, and earnings on your behalf. There is no upkeep or maintenance to get this thing going, which makes it a no-brainer if you have a website already.