This is an individual chapter of Theory of Constraints Handbook. Simplified-Drum-buffer-rope (S-DBR) is a variation on the popular Drum-buffer-rope (DBR) production planning method. The chapter explains the change in idea that has actually guided the change, and afterwards information the brand-new functions of the S-DBR approach for make-to-order. The planning procedure is examined by three various point of views. Initially, by the 5 focusing steps, a cornerstone in the TOC thinking. The second by acknowledging the distinction in between planning and execution that intend to manage the unpredictability in the very best method. The last perspective is the four rules of flow, Dr. GoldrattâEUR ™ s reflections on the accomplishments of Henry Ford and Dr. Ohno. The chapter explains the cornerstones of the planning method: using simply one buffer, the load control on the weakest link (planned-load), and how they figure out the safe-date for any brand-new order. Then the role of buffer management to manage the one and only concern plan in the dispensary is discussed in information. Additional issues include using ability reservation to manage circumstances of committing to very quick response to certain customers. Also talked about is the idea of the âEURœslackâEUR âEUR" taking advantage of offering the conventional lead-times rather than offering the earlier safe-date. The scope of S-DBR is carefully examined showing how the majority of the âEUR˜complexitiesâEUR ™ of certain dispensary floors can be dealt with. Circumstances where certain changes to S-DBR are essential are examined too. The tail end of the chapter deals with application issues.