Property ValuationIntermediateCalifornia Exam

What is the 'principle of substitution' and why is it important in appraisal?

AThe idea that improvements can be substituted for each other without cost, consistent with USPAP appraisal standards, under standard appraisal methodology
BThe principle that a buyer will not pay more for a property than the cost to acquire an equally desirable substitute property; the foundation of all three appraisal approachesCorrect
CThe rule that appraisers must use a substitute method when data is scarce, per standard California valuation practice, under standard appraisal methodology, consistent with USPAP appraisal standards
DThe concept that sellers can replace one buyer with another, under standard appraisal methodology, consistent with USPAP appraisal standards

Why The principle that a buyer will not pay more for a property than the cost to acquire an equally desirable substitute property; the foundation of all three appraisal approaches Is Correct

Answer B: The principle that a buyer will not pay more for a property than the cost to acquire an equally desirable substitute property; the foundation of all three appraisal approaches

The principle of substitution is foundational to all three appraisal approaches: buyers won't pay more for a property than the cost of an equally desirable alternative (whether purchasing a comparable, building a replacement, or investing elsewhere). It sets the upper limit of value.

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.

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