It is disclosed a system for providing a help desk service to several facilities of various organizations. The system includes a computer network interface, a management unit and a cellular network interface. The computer network interface receives service calls from web browsers operated by users at the facilities, and conveys the service calls to the management unit. The management unit receives service calls originated at a communications channel such as the computer network interfacing the computer network interface, identifies individuals associated with handling the service calls, and outputs messages associated with handling the service calls, and identification of the individuals. The cellular network interface receives the messages and the respective identification of the individuals, and uses SMS to submit the messages to the respective individuals.