Explain how complicated fares and the perception of inequity between two different passengers might hurt the credibility of airlines. Include as much detail as possible in your answer, but focus your answer on who earns frequent flyer rewards, and how many of them are actually redeemed. How much does poor customer satisfaction hurt their business? What are the risks for the company? Provide a balanced answer that looks at the "big picture" of profit and satisfaction. What changes would you suggest for the industry?