How to increase fuel efficiency in a Volkswagen Golf?

I recently bought a Volkswagen Golf and I'm looking for ways to improve its fuel efficiency. Any tips or tricks on how to achieve this?

Regularly checking tire pressure and performing routine maintenance can greatly improve the fuel efficiency of your Volkswagen Golf.

Avoid aggressive driving and maintain a steady speed while on the highway to see an increase in fuel efficiency.

Consider using a fuel injector cleaner to improve the engine's performance and increase fuel efficiency.