It's alarmingly easy for a potential predator to get the personal information that could put you and your family at risk for violence.
This is something Tammy McCracken talked about in the women's violence de-escalation and avoidance seminar I attended in Virginia last weekend.
And Selco and Toby discussed the same thing when I went to the urban survival course in Croatia, which should be an indicator of just how important this is. Most folks are blithely unaware of the things we're sharing in what seems like an innocent interaction.