What is the exam-ready answer?
| Official syllabus topic | Highest and Best Use |
|---|---|
| Official PSI area | Valuation and Market Analysis |
| Published area weight | 8% of the 100-question national portion |
| Exam portion | National salesperson portion |
| Source edition | PSI Georgia Candidate Information Bulletin dated July 1, 2026 |
The Rule
PSI publishes the weight for the complete content area, not a fixed question count for this lesson. Learn the rule well enough to apply it when PSI changes names, numbers, or parties in a new scenario.
The lesson
These ideas work together. On the exam, the wrong answers usually describe a nearby concept, so learn where each one stops.
Legally permissible
Review zoning, private restrictions, environmental controls, leases, and other legal limits. A reasonably probable change may be considered only when supported, not assumed.
Physically possible
Size, shape, access, topography, utilities, soil, flood conditions, and existing improvements affect whether a use can function on the site.
Financially feasible
A physically and legally possible use must produce a return sufficient to support its costs and market risk.
Maximally productive
Among feasible uses, the use producing the highest supported land or property value is selected.
Decision rule
Georgia-specific distinction
Worked example
Scenario. Apartments would produce the highest projected income, but the parcel is restricted to detached houses and no probable change is supported.
Reason it through. The apartment use fails the first test, legal permissibility, even if its income projection is attractive.
Answer. Apartments are not the highest and best use under the stated facts.
Common exam traps
- Starting with maximum income
- Assuming rezoning
- Ignoring site access
- Equating current use with highest and best use
Original practice questions with detailed explanations
These questions were written for instruction and mapped to the current outline. They are not copied from PSI or any live examination. Choose an answer before opening the explanation.
Question 1Apartments would produce the highest projected income on a parcel, but it is zoned and deed-restricted to detached single-family homes, and no change is likely. Why are apartments not the highest and best use?
- A. They fail the legally permissible test
- B. They fail the physically possible test
- C. They fail the financially feasible test
- D. They fail the principle of conformity
Show answer and explanation →
Answer: A. They fail the legally permissible test
Highest and best use tests legal permissibility first, then physical possibility, financial feasibility, and maximum productivity. Apartments are prohibited here and no change is reasonably probable, so they fail the first test no matter how strong the income projection. Starting with the income figure is the mistake the order is meant to prevent.
Question 2A hillside lot is zoned for offices and an office building could be built there, but projected rents would not cover construction costs. Which test does the office use fail?
- A. Legally permissible
- B. Physically possible
- C. Financially feasible
- D. Maximally productive
Show answer and explanation →
Answer: C. Financially feasible
A use that is legal and physically possible must still produce a return that supports its costs and risk. Offices here are legal and buildable but cannot pay for themselves, so they fail financial feasibility. Maximal productivity is compared only among uses that already pass that test.
Question 3An older house sits on a lot where, if the land were vacant, a small office building would be the best use. The house still has substantial value as a rental. What does this show?
- A. The rental is the best use because it is current
- B. Use as vacant and use as improved can differ
- C. The house must be torn down to reach the best use
- D. Existing improvements are ignored in the analysis
Show answer and explanation →
Answer: B. Use as vacant and use as improved can differ
Highest and best use can be analyzed for the land as though vacant and for the property as improved, and the answers can differ. Existing improvements with remaining value can make keeping the house sensible for now. Assuming the current use is the best use just because it exists is a common trap.
Ready to move on?
You are ready for the next lesson when all of these are true.
- Explain Highest and Best Use in one clear answer without notes.
- Separate Legally permissible from Physically possible using a fresh example.
- Apply the decision rule to a new fact pattern and name the fact that controls the result.
- State the Georgia-specific point or explain why the national rule applies unchanged.
- Answer every practice question and explain the rule each rejected option misapplies.
- Revisit this topic later in mixed practice without category labels.
Recommended next lesson
Continue with The three approaches to value. Next, the three approaches article shows how sales comparison, cost, and income each estimate value, and which one an appraiser weights most for a house, a new building, or an investment property.
Return to the Valuation and Market Analysis hub to see every official branch and the complete lesson sequence for this content area.