Scheduling is part of the decision. An urgent fault and a planned upgrade should not be written as if they take the same slot.
A useful page about what is North Bay Rubber Surfacing names the job, the constraint, and https://northbayrubberservices816648.madmouseblog.com/575941/before-you-book-north-bay-epoxy-flooring-for-small-business-when-parts-are-delayed