If you are more confident in your skills, you can also market directly to websites and blogs. You can contact the sites by email to market your services. That will also enable you to select the specific types of sites that you are more comfortable working with. Since there are literally thousands of websites and blogs on the web, the potential market is limitless.
Once in, sellers have to quickly figure out their merch philosophy. Everyone has a different approach: Some people buy costly packages of generic designs from passive income experts and upload them, while others customize shirts themselves in knockoff Photoshop programs. Some look to the bestseller list for inspiration; others try to beat the crowds by experimenting with their own creativity.
How much will you make? I think my best month with Google AdSense was almost $5,000 over the last ten years. That amazing month blew my mind since it was actually near the beginning of my blogging journey. When you go from making zero to $5,000 in a month, that will rock your world. For me, it also got me even more excited because I knew there were other ways to monetize.