Where applicable by law.
The ultimate rape preventer.
I think that bottom pic is Ann Coulter.
I was taught not to have your finger on the trigger unless you're aiming to destroy.
Every LEO I know thinks these "holster pocketbooks" are about the stupidest invention imaginable. Purse snatching is one of the most common types of theft in big cities and the victim would lose her pocketbook with the weapon in it long before she could draw the thing to put it in action.