There are numerous sources for info regards perimeter defense in force, using the neighborhood resources.
Vultures like easy pickings. It will need to get real bad before they risk death to get what you got.
Get to know your neighbors, which ones you can trust, literally, with your life.
It’s a tight little town. We don’t lock our doors, keys are in the car if you need it. But if you’re a stranger? Better just assume you have eyes on you when you turn the corner.