Yes as a business operating a small CCTV system you will not only need to erect warning signs but also register with the Information Commissioners Office and comply with their code of practise. In reality the steps required are straight forward and we can help and advise you on this.
With network cameras this can depend on a number of factors including the size of the installed hard drive, the number of frames per second or even how busy the scene is that the camera is recording. However, we usually aim for a minimum of 14 days but typically achieve 30 days recording.
Night vision is always overstated by camera manufacturers. Our cameras state 20-30m night vision. However this has usually been measured in the best possible circumstances not those you find on a pitch black farm. Usually the cameras WILL be adequate at night but we always advise that additional lighting may be required. We find that [...]
NO. We would, however, recommend an annual service.