1. A demand response management system comprising: a computer; an input connected to the computer for receiving at least one demand response (DR) event indicative of a grid condition; a translator that translates information about the DR event into a level of two or more client-specified levels; an output connected from the computer for providing one or more DR signals including the level of the two or more client-specified levels to a client having a DR resource connected to the grid in response to receiving at least one DR event; and wherein: a DR signal comprises information, if any, about an energy supply state, DR resource instructions, and/or DR resource load control commands; the information of a DR signal is customized according to participation rules of the client and is based, at least in part, on a received DR event; and further comprising a table of rules for customizing a schedule of the DR event for the client, for customizing information of the DR event for the client, and for translating information of the DR event to a form appropriate for the client.