Earlier quoted context omitted.
I don't think that's much of an issue on this side of the pond. Trust has been low enough for a long enough period of time that packages don't get left on porches.
That's area dependent, there are multiple shipping companies that have options for leaving package by the door step and rarely are things stolen. It's completely down to where you live.
My sister lives in a fairly remote town in France, and they wouldn't dream of leaving a package unattended. It's not otherwise considered an "unsafe" or "rough" or whatever area.