A control system, comprising: a radio frequency transmitter-receiver module configured to transmit and receive first RF signals within a first RF range, said RF transmitter-receiver module comprising at least one RF transmitter-receiver; an RF receiver module configured to receive second RF signals within a second RF range that at least partially overlaps the first RF range, said RF receiver module comprising at least one RF receiver; and a processor coupled in communication with said RF transmitter-receiver module and said RF receiver module, said processor configured to: engage in a first communication session with a remote RF device using said RF transmitter-receiver module to transmit a first outgoing message within said first RF signals; detect a second communication session within said second RF signals using said RF receiver module, said second RF signals transmitted by a system RF device and comprising an incoming message encoded therein; when said second communication session is detected, interrupt said first communication session for a time period; receive said second RF signals during said time period using said RF receiver module; and characterised in that the processor is further configured to: after said time period expires, resume said first communication session; create a second outgoing message based on the received incoming message; and transmit the second outgoing message in said first communication session when said first communication is resumed. a radio frequency transmitter-receiver module configured to transmit and receive first RF signals within a first RF range, said RF transmitter-receiver module comprising at least one RF transmitter-receiver; an RF receiver module configured to receive second RF signals within a second RF range that at least partially overlaps the first RF range, said RF receiver module comprising at least one RF receiver; and a processor coupled in communication with said RF transmitter-receiver module and said RF receiver module, said processor configured to: engage in a first communication session with a remote RF device using said RF transmitter-receiver module to transmit a first outgoing message within said first RF signals; detect a second communication session within said second RF signals using said RF receiver module, said second RF signals transmitted by a system RF device and comprising an incoming message encoded therein; when said second communication session is detected, interrupt said first communication session for a time period; receive said second RF signals during said time period using said RF receiver module; and characterised in that the processor is further configured to: after said time period expires, resume said first communication session; create a second outgoing message based on the received incoming message; and transmit the second outgoing message in said first communication session when said first communication is resumed. engage in a first communication session with a remote RF device using said RF transmitter-receiver module to transmit a first outgoing message within said first RF signals; detect a second communication session within said second RF signals using said RF receiver module, said second RF signals transmitted by a system RF device and comprising an incoming message encoded therein; when said second communication session is detected, interrupt said first communication session for a time period; receive said second RF signals during said time period using said RF receiver module; and characterised in that the processor is further configured to: after said time period expires, resume said first communication session; create a second outgoing message based on the received incoming message; and transmit the second outgoing message in said first communication session when said first communication is resumed. after said time period expires, resume said first communication session; create a second outgoing message based on the received incoming message; and transmit the second outgoing message in said first communication session when said first communication is resumed.