From replacing heaters in the dead of winter to tuning up AC units during the summer, HVAC businesses seemingly always have something to do. But how significantly do changes in local weather impact the number of HVAC service calls in your area? In this sweltering July heat, that's a burning question. And…

If you have a seasonal business, you have several options available for handling your incoming calls. For instance, you could answer all of the calls yourself, hire a secretary/receptionist, let your calls go to voicemail, answer the phone then hang up, and a personal favorite, answer the phone and not say "hello,"…