1. A premises management system, comprising: a plurality of inter-connected premises management devices, each premises management device including a storage device, a memory that stores computer executable components, and a processor that executes the following computer executable components stored in the memory: a primary function component to control a primary function of the premises management device related to managing a premises; a communication component to communicate with other compatible premises management devices; and a computational component to process system related tasks, wherein each premises management device is configured to function as part of a unit comprising one or more devices that collectively form a primary system processor when the present primary system processor assigns the respective premises management device to the unit, and wherein the primary system processor processes system level tasks, assigns premises management devices to the unit and removes premises management devices from the unit based on resources presently available to each of the premises management devices.