How to Structure a Commercial Property Valuation Report
Book: Commercial Property Valuation: Methods and Case Studies
Authors: Giacomo Morri, Paolo Benedetto
ISBN: 9781119512127 (hardback), 9781119512134 (ePDF), 9781119512158 (ePub)
Chapter 8 is where the theory finally meets the paperwork. After seven chapters on methods, rates, and cash flows, Morri and Benedetto ask a practical question: what does a finished valuation report actually look like?
If you’ve ever received a 200-page appraisal and wondered which sections matter, this chapter is your map.
What a valuation report is supposed to do
A valuation report is the document that sets out the conclusions of a property appraisal. The standard is clear: it must be accurate, not misleading, and must not create a false impression. That sounds obvious. But in practice, reports vary wildly depending on the purpose, the information available, and what the client paid for.
The chapter lists what counts as a minimum requirement (the “minimum terms of engagement”) and what counts as good professional practice. The content always depends on how much data you have. So the report must state where information came from and what assumptions were made.
Internal reports can skip parts. A property description might be minimal if everyone already knows the building. External reports for lenders or investors need the full treatment.
Desktop, drive-by, or full inspection
Before the seven sections, the book distinguishes three types of valuation:
- Desktop: No site visit. The valuer checks documents and uses online maps, property portals, and databases.
- Drive-by: External inspection only. No access inside.
- Full: Internal inspection plus any needed technical or planning research.
The chapter describes the ideal case: a full valuation with no limits on scope. Real engagements often cut corners on cost or because information is missing.
The seven parts
The ideal report has seven main sections:
- Executive Summary
- Preamble
- Description of the Property
- Market Analysis
- Valuation
- Conclusions
- Appendices
Each one has a specific job.
Executive Summary
One or two pages. The reader gets the main assumptions, figures, and conclusions without reading the whole report. But it only works if the full report exists behind it. A summary alone is not a valuation.
Preamble
This is fundamental. It defines the valuation requirement:
- Which property
- Purpose of the valuation
- Basis of value (market value, investment value, etc.)
- Valuation date
It can also include terms of engagement, conflict of interest statements, inspection type and date, special assumptions (like valuing a building as if completed while still under construction), limits of the work, documentation used, and the work team.
This section sets the rules for everything that follows.
Description of the Property
The report is not a full due diligence document. But many elements overlap. Good due diligence feeds a good valuation.
The description must cover everything that could affect value, positive or negative. And it must match the property type. An airport nearby hurts residential values but helps logistics. A catchment area analysis for a single flat is pointless. Traffic and access data for a warehouse is essential.
The chapter breaks this into:
Location: Address, macro and micro location with maps, plot boundaries, accessibility, visibility (critical for retail), transport links, surrounding uses, parking, and property-specific factors like pedestrian flows for shops.
Technical description: Varies by type. Buildable land needs zoning, easements, infrastructure, and environmental checks. Income-producing buildings need construction year, condition, structure, systems, layout, energy performance, certifications (BREEAM, LEED), easements, and contamination risks. Buildings under construction need tender docs, contracts, designs, schedules, and developer obligations.
Dimensions: Surface areas and how they are measured. This is one of the most disputed areas in valuation. Different measurement standards can produce differences of around 24% for the same space. The book uses Gross Surface Area and Net Lettable Area, with optional weighting factors for different uses (archives at 50%, parking at 10-25%, etc.).
Rental status: The rent roll. Who is leased, who is vacant, lease terms, break options, indexation, tenant improvements, guarantees, and tenant creditworthiness.
Land registry, zoning compliance, restrictions, and other issues.
The “Closer Look” box on surface measurements is worth noting. JLL research showed measurement inconsistency is a real problem. The IPMSC coalition is working on international standards. Weighting factors simplify comparisons but add another layer of judgment.
Market Analysis
Starts with macroeconomics, then narrows to the real estate market by type and geography. This supports every number used in the valuation: yields, rents, vacancy, supply, pipeline.
The chapter suggests ending with a SWOT analysis. Strengths, weaknesses, opportunities, and threats compared to competing properties.
Valuation
The core. Pick a method, justify it, apply it, and verify the result.
The math is often just a spreadsheet. The hard part is choosing the method and the market parameters. Every input needs a reference back to the market analysis.
Verification means converting the result to a comparable unit. Value per bed for a nursing home. Implicit yield for an office unit. Euro per square metre for buildable land. But be careful: averaging two methods is not always better. Sometimes only one method is correct. And value per room for a hotel does not always make it comparable to other hotels of different sizes.
Conclusions
Brief recap. State the value. Date, place, signature. Often includes comparison to a previous valuation and why the number changed. If the valuation perimeter changed (units sold from a development project), say so.
Appendices
Everything too large or secondary for the main body. Terms of engagement, maps, photos, floor plans, land registry docs, planning docs, comparable property details, and full DCF models.
What stood out to me
Three things hit hard reading this chapter.
First, the property description section is basically a checklist for life. If you’re new to reading valuation reports, skim to the rent roll and dimensions first. Those two sections drive most of the numbers.
Second, surface measurement is a silent killer. Two valuers measuring the same building differently can produce meaningfully different values. The book’s weighting approach is practical but subjective.
Third, the chapter makes clear that report quality depends on engagement scope. A desktop valuation with limited assumptions is not the same product as a full inspection report. Readers need to know which one they have.
Chapter 8 is the bridge from theory to the case studies in Chapters 9-12. Everything listed here shows up in the Milan office example next.
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