The document discusses various methods for measuring customer satisfaction. It states that customer satisfaction is multifaceted and should be measured individually to get an accurate picture. It identifies different types of customers, both internal and external. Several common methods for collecting customer feedback are described, such as comment cards, surveys, focus groups, and complaint collection. Key factors that influence customer purchasing decisions are identified as performance, features, service, warranty, price, and reputation. The document emphasizes that customer complaints should be viewed positively as an opportunity for improvement rather than a negative.