What is the best way to maintain the fuel efficiency of a Kia Picanto?

I recently purchased a Kia Picanto and am concerned about maintaining its fuel efficiency. What are some tips and advice for ensuring that my car remains as fuel efficient as possible?

Regularly check and replace the air filter to ensure proper air flow

Avoid aggressive driving and unnecessary accelerating to conserve fuel

Keep tires properly inflated to reduce rolling resistance and improve fuel efficiency

Plan your routes and combine multiple errands into one trip to save on gas