The OMG has issued a Request for Proposal for a workflow management facility for the Object Management Architecture Reference Model. The two responses are complex object-oriented designs. Unfortunately, they both ignore recent work in object-oriented design patterns. Using these patterns will correct some of the deficiencies in the proposals. 1 Introduction One of the areas subject to the Object Management Group's (OMG) standardization efforts is workflow. In 1997, the OMG issued a Request for Proposal (RFP) for a workflow management facility [OMG97]. Once adopted, the facility will be part of Object Management Architecture Reference Model. Two submissions have been received in response to this RFP. One submission is provided by Nortel and supported by the University of Newcastle upon Tyne [OMG98b]. The other is a joint submission (jFlow) from about 20 different companies [OMG98a]. Each proposal describes an object-oriented solution for the workflow facility. They focus on IDL sp..