Possibility to book and pay a trip with a certain mileage accrual, tell SAS that you do not want to fly the trip and receive the miles and segments even without flying.

Make flight space available for package distributors ex. DHL for a fee. Might save their flight and truck if packages can go with regular airplanes.

Use modern IT to implement dynamic codesharing, providing an interline journey following an optimized flight plan, rather than a static agreement.

Give/sell digital bag tags to frequent flyers

Implement biometric boarding and baggage tracking using facial recognition and RFID for faster boarding, reduced delays, and improved efficiency.

Collaborate with public transport companies at popular destinations to reduce car usage.