Standards specify intrinsic and extrinsic cues of quality of a product to make it fit for use. To make a product fit for use one need to conform to some technical & social standards for design, material and performances. Standards reduce costs, enhance performance and influence satisfactions. Standards help both makers and users deciding on good and bad. There are various levels of standards like, COMPANY STANDARDS, INDUSTRY STANDARDS, GOVERNMENT STANDARDS. CONSENSUS STANDARDS.