PJM is a solution delivered by Oracle to enable ATO/ETO-type firms that design and build manufactured items to client specifications. Each client order is managed as a project (due to some constraints), but the execution is done primarily in Project Manufacturing.
This is the first entry in what I hope will be a long-running log of business cases, issues, solutions, and anecdotes that I encounter in my day/s as someone who runs a project-based business, implements ERP solutions for project-based businesses, and advises users in project-based environments.