A Taurus Judge might be a good defensive weapon for a store like this.
I wonder, at what point do more restrictive gun laws just cause criminals to be more bold and violent? It seems like they often get their guns by stealing them.
In some countries where gun laws are very strict, criminals murder police to get their guns.
Small shop manufacture of guns is also very common.
“A Taurus Judge might be....” an appropriate applicator of Social Justice.