If a utility offers variable electricity rates, OnStar can notify drivers by e-mail and tell the Volt to begin charging its battery when prices are cheaper.
The program can upload images via FTP so you can create your own video surveillance Web site, and it will notify you via e-mail or pager when video is captured.
Recently, when a member of the media suggested that the high court's public information office might notify reporters of schedules via e-mail, he was told that the computers in that office are not Internet enabled.