The only true measure of acceptable quality is customer satisfaction, which takes into account both objective and subjective interpretations of the needs and expectations of customers.

Quality management involves planning and controlling activities to ensure that the product or service is fit for purpose, and meets design specifications and the needs of customers.

The Quality Management contains various methodologies and tools to solve day to day activities and make it more effective & efficient towards achieving goals and to meet customer requirements. The tools are TQM, 7QC Tools, 5S (now 6S), Kaizen, Kanban, JIT, FMEA (DFMEA & PFMEA), Poka-Yoke Design etc.

Certified professionals can expect top roles in quality management, including Lean manager or facilitator, quality engineer, quality consultant or continuous improvement manager. According to professional surveys one can get 20% salary hike after getting certified. There are currently 45,000 Lean Management certified professionals around the world.