How do I improve fuel efficiency on my Ford Focus?

I've noticed that my Ford Focus has been consuming more fuel than usual. What are some steps I can take to improve its fuel efficiency?

Regularly check tire pressure and make sure they are properly inflated to the recommended PSI. This can greatly impact fuel efficiency.

Try using a fuel efficiency app or device to monitor your driving habits and make adjustments. Good driving habits can significantly improve fuel economy.

Consider getting a tune-up for your car. Maintaining the proper engine and fluid levels can greatly improve fuel efficiency.