Print-on-demand is a form of drop shipping that allows you to make and sell merchandise without having it in stock. When a customer places an order in your print-on-demand store, it is automatically sent to a fulfillment center that will print and ship the sold products for you. Learn more about making money with this idea here.
Artists can make income passively, but not just from their artwork. The growth of technology and especially the internet has brought about many opportunities that artists can use to grow their income streams like blogging, affiliate marketing, print-on-demand services, eCommerce, 3D Printing and more. Learn more here.