1. A method for managing a business process in an enterprise comprising a plurality of business subsystems, the method comprising: executing a business process model, wherein executing the business process model comprises generating a plurality of business level messages associated with business level tasks; in response to receiving a business level message, generating one or more system level messages associated with system level tasks to be performed by one or more enterprise subsystems, wherein the one or more system level messages are in a common format that is accessible by the one or more enterprise subsystems; and broadcasting the one or more system level messages over a communication channel communicably coupling the plurality of enterprise subsystems.