Ever left for a 2-week vacation and realized that you forgot to turn down the heat in the house? Do you have 5 remotes to control your home entertainment system? Want to know instantly that your house is being broken into from anywhere in the world?
All of these problems and many, many more can be solved with a home automation system. Home automation is the idea that every mechanical and electrical device in your home can be controlled with one device of your choosing.
For a ton more Home Automation information and products, the Smart Home website is great.