Consistent use of measurement tools will help organization to understand and control the process of the core , and with a systematic problem solving methodology to help organizations get a solution that is based on the root of the problem .
However , in reality implementing measurement tools and methodologies appropriate discipline has yet to ensure the organization to achieve remarkable performance improvements .
For that , at a higher level , six sigma can be used also as a practical management system that focuses on four areas :

1. Understanding who the customer and his needs
2. Harmonize strategies and core processes in meeting those needs
3. Using detailed data analysis to understand and minimize the variation on the core processes
4. Strong infrastructure , to ensure improvement in the course of activities of an organization can go freeway

If appropriate measuring tools , proven methodologies , and powerful system management combined organization then you will feel the impact of major repairs