subject: Parts For Cars: Why Many Cars Are Stolen [print this page] Car alarms don't work to well - and in some towns and cities, they are banned. Car alarms can also be a target for thieves looking for parts for cars to sell. However, theft prevention tools like "The Club" have helped slow down a thief enough for them to be caught in the act. The Club doesn't stop thieves entirely, but they seem to help deter the thief from choosing your car to target.