This is my bugbear. All my smart systems are 'who cares'. I really want security, heating, and cooking to be smart as I have specific use cases but I don't have

This is my bugbear. All my smart systems are 'who cares'. I really want security, heating, and cooking to be smart as I have specific use cases but I don't have the time to Engineer the systems how I want them. Its particularly annoying as I have all the skills!