Back to Basics – Basic Refrigeration, Part 1

By Dave Bird, Dyer Appliance Academy Refrigeration as we know it has been around for a long time. The first patent was issued in 1851. In order to understand how refrigeration works, we first have to review a little science. There are currently 5 states of matter. For our discussion we will only consider 3….

The Cost of Doing Business

By Paul MacDonald, Executive Director, United Servicers Association What does it really cost to have a technician knock on a customer’s door? In every sales transaction, knowing the full cost of a service call is fundamental to setting a selling price that will lead to sustainable profits. The service business today is not like the…