Optimizations (cont’d):
provide safety net for the system û a course of action that the system takes if it fails to reach a recommendation.
Can be as complex as loading in anther knowledge base that will try to correct the situation.
Or simply displaying a message that recommendation not found.
Or provide an "intelligent safety net", such as why recommendation not found.
Providing Milestones
worthwhile to keep the user informed of the important finding during consultation.
e.g. after finding the personal state of the user, display it.