should be the focus of the Quality system; you need to listen to what they are telling you about Quality, because the things that matter to them may not be the same as what you think is most important: Customer Focus
Customer Audit
external audit against contract requirements; carried out by customer: Types of Audit
can give competitive advantage through increased customer confidence, reduced failures and rework, and ISO 9000 or other certificate; requires a system: What is Quality Management?
can make difference between success and failure of a software project: Software and Quality
if right for your business, will focus attention on things that matter; be understood and accepted; proceduralise routine tasks; leave room for initiative; and be easy to alter: The Benefits