GPS locator, cell service, and a $10-25 p/month service. No need for lojack or relying on every officer in the area having the tracking system. A normal GPS locator can be setup to notify you if the car moves then it can be tracked online in real-time...price is $200-500 depending on features.
until your girlfriend gets a hold of the password and logs in from home
ugh...im paranoid
Keeps honest people honest! If my parents had one of these I woulda been screwed...or not quite so stupid lol! Top speed and average speed indicators are a bitch haha!