Spirit Airlines introduces extra legroom seats, other perks, in push for premium

1. Spirit Airlines introduces premium seating and free checked bags for cardholders. 2. New options target wealthy travelers, enhancing customer value during airline industry shifts. 3. Airline exited bankruptcy in March, focusing on profitability and premium offerings. 4. Rival airlines are also enhancing their premium services amid changing market conditions. 5. Implementation of features begins in June; checked bags policy starts in 2025.