Image shows the OnMessage branch dialog of the pick activity. The following tabs display at the top: Annotations, Assertions, Skip Condition, Headers, General, Correlations, and Properties. The Name field and Conversation ID field display below. Below that is the Interaction Type dropdown list and Partner Role section, with two fields: Partner Link and Operation. Partner Link has an icon on the far right. Below this is the Variable field. This field have two icons at the far right (the Add icon and the Browse icon). At the bottom are the Help, Apply, OK, and Cancel buttons.