Whether or not it is worth paying for a security system is subjective and depends on individual needs and circumstances.
For some people, a security system can provide peace of mind, added protection for their home and family, and can serve as a deterrent to potential intruders. In addition, some security systems can also monitor smoke and carbon monoxide detectors, provide remote control of lights and appliances, and offer the ability to see and speak with visitors at the door.
On the other hand, a security system can also be an expense that is not necessary for everyone. Factors to consider include the cost of installation and monthly monitoring fees, the level of crime in the area, the type of property being secured, and the presence of other security measures (such as locks, lighting, and security cameras).
Ultimately, it is important to weigh the potential benefits of a security system against the costs and make an informed decision based on your personal