Engineer-to-order

  One of the best sources to learn about the different manufacturing environments is APICS.  With more than 50 years of development and a community of professionals all over the world Apics offers fantastic educational courses in production, inventory and supply chain.  The Apics learn it app offers the following definition for the term engineer to order; Products whose customer specifications require unique engineering design, significant customization, or new purchased materials.  Each customer order results in a unique set of part numbers, bills of material, routings.

Synonym:  Design-to-order

Discussion - What types of work environments can you think of that are engineer-to-order or design-to-order environments?