A human being needs to dwell in a house simply for comfort and protection. Nobody wants to be disturbed when he is at rest. Above all, no one wants to encounter problems or that his valuables taken by somebody. A protection against the problem of burglary is just one of the many problems that a person needs to have.
Everybody has to face the reality that one must also protect himself from the dangers brought by environmental fury like floods, earthquake and any other related environmental disasters. Aside from these, a person has also to contend himself against man-made calamities like fire.
You have a security device installed that can monitor and alarm authorities the presence of strange persons within the vicinity of your house. On that instance, you could have protected yourself, your family and your valuables from criminals. Well and good, your security device had served you on that instance. How if the problem against security comes from fire? Can you still rely on it? No, you cannot rely on it anymore. It is simply because the security device installed in your house can be utilized only to monitor persons and not the existence of fire or any other calamities.
Since you have to face other security problems other the one caused by burglars, what you need to have is a home security system that can serve you in many aspects of security protection.
In a more complex setting like in condominiums, apartments and big residential homes, their owners will need home security companies. They need more than protection against burglars. A building with many occupants is susceptible to fire and environmental hazards like earthquake and flood. The installation of home security systems will provide them the more complex problems on security. Tall building and big houses needs a device that would warn them of the impending danger of fire, earthquake and flood by giving the signal immediately even by remote.