Camera marketing leans hard on deterrence. The research literature is more specific and considerably more mixed. Here is what large meta-analyses and offender studies actually measured, and what that means for a house.
An access control system is five components and a set of decisions about credentials, hosting, and wiring. Here is how the pieces fit, where the surprise costs live, and how to phase a rollout by risk.
Electronic access adds power, firmware, network, and vendor dependencies that mechanical cylinders simply do not have. A failure mode comparison, a twenty year cost view, and a hybrid design that uses each technology where it is strongest.
