a system for controlling the transparency of a display case having a door is disclosed . a transparent electronic display is positioned within the door , a controller is electrically connected to the electronic display and configured to track the present time , a network connectivity device is in electrical connection with the controller and communication with a communications network , and a remotely located user interface receives user input through the communications network . the user input is used to generate the transparency data , which is used by the controller to drive the electronic display at various transparency levels .