Make money online: YES

3D printing services can be remote-friendly if you have the right setup. You can manage orders, design, and communication online, but you need a physical space for the printer and materials. Shipping logistics require in-person handling. Reddit and other forums suggest it's viable but emphasize the need for reliable equipment and maintenance. Location can affect shipping costs and client access. Time zones matter for communication. Red flags include high initial costs, equipment failures, and competition. It's crucial to research and plan thoroughly.