Making 3D printing videos and showing the world your creativity has a high probability of getting a huge audience worldwide.
You can start your own blog related to 3D printers, how to use them, and the best 3D printers to buy.
You can manufacture personalized products. Most people on social media have shown a demand for personalized products with the name or pictures of their loved ones as a gift.
Big teams with ambitious projects are often willing to pay high prices for 3D printing their products.
Printers can be expensive, so you need to set some rules and policies before starting the rental service.