After the World War 2, in response to the intensely competence in the market, the concept of quality has been expanded from the narrow definition of ‘conformance to specification’ and ‘fitness for use’ to a much broader scope of ‘customer satisfaction’. Customer satisfaction involves determining the degree to which a company’s products or services meet the requirements of the end user. Customer satisfaction criteria require the enterprise to give top priority to customer satisfaction through relentless efforts to provide better products and better services, and encourage its employees to think and act with our customer’s best interests in mind. Successful companies understand the powerful impact customer satisfaction criteria quality can have on their competitive advantage. For this reason many competitive advantage. For this reason many competitive firms attach importance to consumer-focused activities and measuring customer satisfaction.