The document provides 6 steps to defuse and retain an upset customer: 1) Let the customer vent without interruption; 2) Let the customer know you are listening; 3) Apologize, empathize, and maintain a calm tone; 4) Take responsibility; 5) Resolve or repair the issue as quickly as possible; 6) Follow up with the customer. It also notes that 86% of customers will stop doing business with a company if dissatisfied with customer service and that unhappy customers will tell 9-15 other people about their negative experience.