What is the best way to maintain the Nissan Micra's fuel efficiency?

I recently purchased a Nissan Micra and I want to make sure I'm not wasting fuel. What are some tips and tricks to help me maintain its fuel efficiency?

Make sure to regularly check your tire pressure. Under-inflated tires can decrease fuel efficiency.

Avoid aggressive driving and excessive idling. Both of these habits can negatively impact fuel efficiency.

Keep your car well-maintained by regularly changing the oil and air filters. This will ensure optimal performance and fuel efficiency.