This research is done to find out how effective MTS introduction would be for the Pakistani Stock Markets. An evaluation of the existed products is conducted. A list of steps and methods which would be used to implement the Marginal Trading System are identified and analyzed. The predictions about the aftermaths of MTS implementation has also been mentioned but these are the predictions which we extracted after squeezing our research work. Throughout this research project the words ?MTS? and ?Marginal Trading System are interchangeably used.