Absolutely - it helps keeping honest people from being tempted! …oh, and I have lost faith in my fellow humans, so I actually always lock everything.

Yes. When the car is locked, the alarm is on. Why bother with steeling from a car with an alarm when I can do the same without any noise from another car. Also, Safety. Unlocked cars allow people to enter and hide on the floor behind the driver. You are open to assault.

OF course

Of course.

Of course. Why would I not lock it?

I lived in the SE, I don't trust anyone after having my vehicle broken into so many times.

Yes but someone could just break the window

It's a lot of work, but somehow we manage to do it.