This is a cornerstone principle and incorporates other principles such as:
Proper use of this principles helps to identify the single use that produces the greatest value as of a specific date for a parcel of land.
There are four specific tests that must be considered prior to the use conclusion. These are:
Each of these tests are applicable to the land and to the existing improvements (if any).
Key considerations for these tests:
Site size.
Shape of the site.
Availability of utilities.
Market demand.
Topography.
Access.
Development costs.
Absorption rate
Expected return
Zoning.
Political risk.
Social risk.
Clarifying questions to answer:
Legal permissibility determines the permitted uses and maximum building size.
Physical permissibility determines the limits of what can be built on the site.
Financial feasibility measures the costs versus the returns and helps in demonstrating the feasibility of building.
Maximum productivity the final determination of the use that yields the highest value. (sales comps and income models).
How appraisers apply HABU:
Risks, limitations and practical cautions to this analysis: