Ladies, Just print out a pic of a loping shears and hang it on the door with the notation. APPLIED HERE WHEN NEEDED.
I’d rather print out a picture of this .... the name alone might keep out some of the male “protestors” who think using a ladies’ bathroom is the way to go:
Double Crush Emasculator
https://www.valleyvet.com/ct_detail.html?pgguid=30e07683-7b6a-11d5-a192-00b0d0204ae5