In this lesson, the concept of a change in scope or engagement type is discussed, highlighting the importance of understanding the reasons behind such changes. Different types of engagements and their various scopes are explored, alongside the potential reasons for selecting a particular engagement type. The lesson delves into what constitutes acceptable and unacceptable reasons for requesting a change, as well as the implications of performing multiple engagement types simultaneously. Finally, it emphasizes the need to issue a report that is appropriate for the highest level of service rendered when providing multiple services in a single engagement.