Create three tasks in the project: a user task that accepts the postal code to be passed to the ActiveMatrix BusinessWorks service, a web service task to call the service, and a final user task to display the result of the web service call.
Create a participant to be used in the user tasks and map the participant to both the user tasks.
Note: The default participant type
Role is unsupported. Ensure that the participant is either an external reference or an Organization Model query.