The Theory of Constraints (TOC) is a framework of interdisciplinary knowledge, methods, and management tools for organizations. It starts from the premise that imbalance is inevitable but also desirable. The flow management method of the Theory of Constraints, called Drum – Buffer – Rope, involves pacing the release of manufacturing orders to the pace of the bottleneck to avoid excess work in progress and reduce cycle times, while ensuring that parts arrive sufficiently early to never stop the s…