1. A method of operating a group communications device, the method comprising: operating said group communications device to operate in an idle mode of operation during a first period of time, the step of operating in an idle mode of operation including: transmitting a device resource request in response to a received user resource request; and operating said group communications device in a suppress mode of operation during a second period of time, the step of operating said group communications device in said suppress mode of operation including: suppressing a received user resource request.