This is a post by Dave Martin on the PTC site.
Implementing model-based definition (MBD) offers incredible advantages for product development organizations. A study by the National Institute of Standards and Technology (NIST) showed that MBD reduces the design – manufacturing – inspection workflow by a massive 72%. Furthermore, most users don’t enjoy creating traditional 2D production drawings. Why wouldn’t you want to adopt a practice that will increase efficiency while reducing tasks people don’t want to perform?