Quality improvement has been an objective of many manufacturing operations. As the quality improvement thrust has made its way across America plants have attempted to improve quality through the use of SPC.While numerous operations believed that this was “the solution” to cure manufacturing problems, experience has shown that it is just a tool. Honest attempts to make SPC a success have forced a revaluation of the tool in light of management philosophy and worker involvement.The Process Control System (PCS) is a series of steps that has been learned in the school of hard knocks. It is considered to be the most efficient method of implementing true process control. The process goes far beyond the typical SPC training to Include setting the stage for the training, as well as a technical analysis of the factors and management culture that effect long term implementation.