The schedule is the core around which all company activities revolve operationally. It’s what drives Purchasing to buy raw materials. It’s what Manufacturing builds to. It’s also what Accounting can use to determine and analyze cash flow. Everyone in the enterprise in some fashion is tied to the build schedule. Even maintenance needs the schedule to see where it can plan to take down a machine for repair and refurbishment.
Here are the ramifications of putting together a schedule that is unachievable.