Car magnets are a terrific idea for drivers who use their own vehicles for business. During working hours, they present a professional image. Additionally, it’s simple to change car door signs in the event of an accident (which happens!). But magnetic car signage aren’t just for business owners. Local organizations find them ideal for promoting upcoming events. They can be used by schools to promote events like carnivals. They can be used by sports clubs to promote their sign-on days.