So, you’ve done the math and realized that putting doors on your supermarket’s refrigerated cases offers business benefits you can’t resist. The numbers are pretty compelling: A store can save thousands of dollars a year on energy costs. (See "Add it up" below.) Still, you’re worried that those doors will separate your shoppers from your goods. They’re used to open cases. Will they open the door?
The answer is yes, says Hillphoenix Marketing &