You know this one already. You include links to products you are promoting as an affiliate and every time somebody buys the product, you get a commission. With a blog, you can integrate advertising with content to make it even more likely you’ll get the sale. For example, you could do a product review—which is useful content—and then include a link to buy the product under an affiliate link.
However, this only further illuminates the exponential rise of online business today. Considering that the internet is still largely in its infancy, as the modern conveniences give way to near-instant delivery of products via drones, 3D printing and other means, and as virtual and augmented reality help to improve the online shopping experience, nearly all our commerce will eventually be conducted through online channels rather than offline channels.
The second (and cheaper) path assumes that you have the design and dev chops yourself to build your dream software. Naturally, it’ll take more time to get your product off the ground, but being able to bootstrap the development of your software lets you retain more ownership in your business and be more in control of your path, making this a lower-cost, but higher time investment to make money selling apps.
First you need to secure a domain name for your website. Then find a hosting service. You will want to create content for your website that is easily read and used by potential customers. If you have set prices for your services, it is best to be transparent about them. If your fees are individually based, then state that. Explain your expertise and success in the business on your "About" page. Be sure to have a "Contact" page with your information so clients can get in touch. Once your website is ready, all you have to do is market it.
Start by taking other courses you’re interested in: Not only is this important competitor and opportunity analysis, but it also gives you an idea of how a course could or should look and feel. What’s the pacing like? Is it via email, video, in-person chats? Once you understand how you want your course to look, it’s time to decide what it should include. Those same courses are a great starting place. How can you make your course better or more interesting? Do you have experience others don’t?