Easily installed modules, often just plugging into a 13a socket, can control TV, Video, HiFi, DVD, Satellite, lighting, heating, curtains, blinds, sprinklers, alarms, video surveilance cameras and garage doors.......in fact almost anything (or everything) can be controlled according to your budget and requirements. It does not take a degree in electronics or software to set up [simply set House & Unit codes] Other family members or visitors do not need to be 'trained' on how to use the system. They can even have their own personal remotes simply labelled with 'Living Room Light', 'Bedroom Light' etc.