3. The method of claim 1 , wherein said subscription component is an agent and said method farther comprises: enabling the agent to register interest in pieces of information via expressions, wherein the agent registers interest on an information bus; enabling the agent to listen for information indicating occurrence of a condition for which the agent is designed to response, said condition corresponding to satisfaction of one or more criteria within an expression; receiving confirmation that all criteria within said expression has been satisfied; and completing a secondary function when said confirmation is received.
3. The method of claim 1 , wherein said subscription component is an agent and said method farther comprises: enabling the agent to register interest in pieces of information via expressions, wherein the agent registers interest on an information bus; enabling the agent to listen for information indicating occurrence of a condition for which the agent is designed to response, said condition corresponding to satisfaction of one or more criteria within an expression; receiving confirmation that all criteria within said expression has been satisfied; and completing a secondary function when said confirmation is received. 4. The method of claim 3 , wherein said subscribe and publish communication interface is an information kit and said subscription object is an information kit subscription object, the method fun her comprising: providing a query expression within said subscription object containing an operand other than a wildcard for uniquely differentiating said query from a query for a generic response; publishing said query to an information kit; and receiving a response containing a publication object satisfying said entire query expression.