Hey Sam,
Thank you for responding. My concern is about lock system. Yes, they deal with locks. And I am sorry for not pointing out the main search term on the…

I am searching for the best home security in Sydney. Somehow, I got a recommendation from one of my friend about this site:
Does anyone buy their services? Are they…

1. NSC
2. 6
3. Front yard, back yard, sides of the home, garage all of these.
4. 2 storey
5. Cabling was done during the construction and not too much cost me.
6.…