External transactional data relating to a completion status of an external business process feature of a specific business scenario instance supported by a business software architecture can be received and persisted at a repository. The business scenario can include business process features that include the external business process feature, which can be unsupported by a core software platform of the architecture. Navigation and work panes can be concurrently displayed to include first user interface elements arranged in a linear progression to represent the business process features in the linear sequence and second user interface elements corresponding to functionality related to a currently selected one of the plurality of business process features, respectively. A first user interface element corresponding to the external business process feature can be associated with a current status indicator showing a completion status of the external business process feature calculated based on the external transaction data.