The investigation can also be presented orally. The investigation may need to be presented in an interactive manner with one or more parties being present and asking questions. For internal investigations, the investigator may be called to present his findings to explain what he did and answer any questions that the client may have. For legal proceedings, this can take the form of depositions or testimony. Both of these types of oral presentations involve one or both sides of the investigation having a chance to ask the investigator about his report and ask further questions about his findings and interpretations.

Internal investigations take place outside of the legal system, so there are no fixed rules for how those are conducted. The investigator may be called to answer questions and explain the report in a way that can be understood by the organization. In this setting, the investigator may wish to present the findings using a presentation software or...