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.