This story is unavailable.

I got told to do this by my driving instructor, by penalty of failing my driving test, in the same way you learn how to use your turning signal, or press the clutch before starting the engine. There have definitely been times where I waited to open my door by doing this and avoided a dangerous situations. It’s a simple little habit that really works.

One clap, two clap, three clap, forty?

By clapping more or less, you can signal to us which stories really stand out.