This document provides instructions for configuring and using Bill Redirect software to control relays connected to National Control Devices R4x and R8x Pro RS-232 E3C Networkable Relay Controllers. It describes the hardware controllers, supported operating systems, and provides a 5-step tutorial for setting up and testing virtual keyboard buttons to send commands to open and close individual relays or groups of relays. It also provides information on customizing the software and contact information.