If it is only a short distance to travel, consider whether you need to use your car for the journey.
You can save fuel and money by keeping an eye on your speed when travelling. Travelling at 80kmph uses 25% to 30% less fuel than travelling 120 kmph.
Turn off the engine if stationary for 2 minutes or more but make sure your vehicle is reliable you don’t want to be unable to restart your engine.
Avoid accelerating and braking sharply. They lead to high fuel consumption and may be dangerous.