Security system alarms: what actually matters before you buy one A home alarm system does 2 jobs.
It scares people off before they break in. And if something still happens, it alerts you fast enough to react.
That’s it.
Most people get lost comparing 50 features they’ll never use. What matters is reliability, response time, and whether the system fits your house. A 1-bedroom apartment doesn’t need the same setup as a 4,000 sq ft home...