Instead of starting as soon as I get into my car, before the other passengers are properly installed, I wait for the last moment to turn the ignition key.
Assimilate eco-driving , it's learning all those little things that reduce fuel consumption on a daily basis.
Similarly, when I'm waiting for someone in my car, I don't need to have the engine running.
I turn on the ignition of my car at the last moment to save fuel. By turning the ignition key just before I leave, I consume less gasoline unnecessarily.
eco-driving allows you to save a lot of gas by slightly modifying your driving style.