Is your home secure? You might believe it is, but if you aren’t using layered security, it’s probably not as secure as you think. What’s layered security? It means that you aren’t putting all of your eggs in one security
For the most part, the local police department does not prevent most assaults or burglaries. That would require a cop to be everywhere all at once. Not happening. However, they do their best to capture and arrest those who commit these crimes.