Ron Swanson's Lesson in Property Rights

Parks and Recreations' Ron Swanson once explained taxes to a 9-year old girl by eating 40% of her lunch. As she left, he gave her a landmine to protect her property. The whole scene is meant to be a joke, but it contains a deeper message about the importance of protecting property. After all, what happens when we do not have well-defined legal ownership of our homes and land?