Was planning to have an alarm installed in a classic vehicle. Seemed like a good guy, they're "booked weeks ahead," and he does carry good brands. And CCA may be fantastic for car audio - those Custom Autosound radios look great. But for alarms, do shop around. If you compare CCA with other installers you will find this is entry-level product at top-of-the-line prices, and the claim that "I'll need to charge extra time if you don't have the wiring diagrams" is bunk. Anyone in this business should either know their vehicles or already subscribe to a service like Chilton's Online that provides all the wiring diagrams one would ever need. REALLY glad I took my business elsewhere, it saved me about $200 and the trouble of having someone who doesn't claim to know his wiring fiddling with my classic. read more