1 Business Process Execution Language BPEL's focus on modern business processes, plus the histories of [WSFL] and [XLANG], led BPEL to adopt web services as its external communication mechanism. Thus BPEL's messaging facilities depend on the use of the web services description language [WSDL] 1.1 to describe outgoing and incoming messages. 1.1 Related - [BPEL4WS] 1.1 References - http://en.wikipedia.org/wiki/BPEL 2005-12-20 14:45:42.143 2005-12-20 14:45:42.143