An appraiser's report must include what to ensure understanding of the scope of work?

The correct answer emphasizes the importance of including sufficient information in an appraiser's report to ensure that readers fully understand the scope of work. A comprehensive report must clearly articulate the methodologies used, the data sources, and any assumptions made during the appraisal process. This detailed information enables the client and other stakeholders to grasp how conclusions were reached, facilitating transparency and confidence in the appraisal.

When the report contains sufficient information, it allows for an accurate representation of the appraiser's work, reflecting the complexity of the property and the analysis performed. This is crucial as it forms the basis for the value opinion provided and supports the appraiser’s credibility.

While client preferences, legal requirements, and market analyses are also important aspects of a real estate appraisal, they do not specifically ensure the understanding of the scope of work in the way sufficient information does. Client preferences may affect how the report is tailored but do not necessarily impact the clarity of the work performed. Legal requirements are essential for compliance but do not directly convey the details of the appraiser’s analysis. Market analysis can provide context but does not capture the depth of scope required for thorough understanding.