throw away the “no guns” signs
10% discount for armed shoppers
The mall shared a characteristic of all or almost all such events i.e. it was a Gun Free Zone. That designation killed three customers and the lunatic. Courthouses should be the only gun free zones and only if they have the equipment to ensure that.
The schools in my county and probably all of this part of the state have signs by their doors to the effect that teachers and staff are armed and rained. Florida is done with the GFZ insanity, at least in the northern half.