2. The system of claim 1 , wherein said entities are associated with corresponding identifiers comprising said unique contact information, wherein said context does not contain or specify any of said identifiers, and wherein said service module ascertains said one or more of said entities that satisfy said context independently of any relationship that may exist between said context and said identifiers.
2. The system of claim 1 , wherein said entities are associated with corresponding identifiers comprising said unique contact information, wherein said context does not contain or specify any of said identifiers, and wherein said service module ascertains said one or more of said entities that satisfy said context independently of any relationship that may exist between said context and said identifiers. 5. The system of claim 2 , wherein said identifiers comprise instant messaging identifiers associated with said entities and said message comprises an instant message, wherein said component is operable for sending said instant message to said one or more of said entities, said component having a user interface comprising a field designated to receive an instant messaging identifier.