The second kind of information is when a part or a supplier changes. Any time a supplier or part changes, the flow of manufacturing is disrupted. That disruption may be small or large, but it is a disruption nonetheless. This is a significant issue because money is made by the manufacturing process, and any time the manufacturing process is disrupted, that costs the company money We are not saying there should never be part changes, hut when there are, that information needs to flow to production, letting it know that the change is coming That way, it can prepare for the change