Mystery shopping or secret shopping involves anonymously evaluating customer service by posing as customers. Secret shoppers visit stores, restaurants, hotels and provide feedback on their experiences. Their reports help businesses benchmark customer satisfaction, identify areas for improvement, and ensure employees provide quality service. Secret shopping evaluates factors like employee courtesy, timeliness, issue resolution and communication which research shows are important for customer retention and business growth. Businesses use secret shopping to objectively measure the customer experience and ensure customer expectations are being met.