It has been said that many apparently novel and highly publicised solutions to production management are not new and are simply a regurgitation of an already well-known philosophy. This manifest that particular applications of best production activities may ebb and flow with time. They are discarded and then just stand in a queue awaiting the next manufacturing revolution to take place again in an espoused novel and highly publicised way of doing things. This paper discusses the business systems engineering (BSE) approach for improved industrial performance and process mapping. An analysis on who really was the first to innovate process flow streams via process flow mapping is also given in this paper.