Imagine watching any movie or television show that takes place in the 19th Century. Imagine the setting is a crowded city or even a palatial estate. Wherever the story takes place, it is taking place during a time period when alarm systems were not invented. Sure, people tried to do things to keep burglars at bay, but the truth is that without alarm systems, theft was an almost inevitable part of living.
Until the days of security system installation, keeping thieves at bay was a very difficult thing to do. Many shopkeepers had dogs or other animals on duty, but nothing could have the same effect as our modern business security system or a technologically sound home security system. In our modern world, secu