How to increase fuel efficiency in a Kia Soul?

I recently purchased a Kia Soul and I noticed that it is not as fuel efficient as I expected. Are there any tips or modifications I can make to improve its fuel efficiency?

Regularly maintain your Kia Soul by getting tune-ups and changing the oil and air filters. This can greatly improve fuel efficiency.

Consider installing a fuel efficiency chip in your Kia Soul. This can optimize the engine's performance and increase fuel efficiency.

Avoid driving at high speeds and accelerating rapidly. This can negatively impact your Kia Soul's fuel efficiency.