 Sinatra and Friends returns after these messages from our sponsors on FM 104.5 and AM 950 KHI. In the heating and air conditioning business, the state of California has millions of regulations. But surprisingly, almost nothing when it comes to the technical knowledge required of a heating and air technician. That means they can send a salesman to your home that looks like a true technician but knows next to nothing when servicing your heating and air system. His only focus is to sell you a new one.