Security Camera installation and configuration are not a simple and obvious task.
Don't let inexperienced installers to install your system.
Most of the time you will notice how poor the installation is, only when something happened
and you need to get recorded information from your Recorder.
I've composed few questions that will help you determined what kind of system you need.
Or you prefer just a general broad view?
My best advice to you- know the outcome that you want to achieve from your system. We will be happy to advice, furnish and install it for you.
Go here to see comparison between poor and high quality cameras.
There are no cutting corners with excellence!