Property ValuationIntermediateArizona Exam

External (economic) obsolescence as a cause of depreciation is characterized as:

ACurable depreciation from within the property
BIncurable depreciation caused by factors outside the propertyCorrect
CPhysical deterioration from deferred maintenance
DFunctional obsolescence caused by poor floor plan design

Why Incurable depreciation caused by factors outside the property Is Correct

Answer B: Incurable depreciation caused by factors outside the property

External obsolescence is a loss in value caused by negative influences outside the property — such as a nearby highway, environmental contamination, or economic decline in the neighborhood. It is generally incurable.

Exam Tip: Property Valuation

Valuation questions focus on the three approaches to value: sales comparison, cost, and income. Know which approach is best for which property type. The income approach uses cap rate and NOI — memorize these formulas.

Key Property Valuation Terms in This Question

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