Highest and best use, or highest or best use (HBU), is a concept that originated with early economists such as Irving Fisher (1867-1947), who conceptualized the idea of maximum productivity. One of the earliest citations of the term is found in the Minutes of the Maine Legislature as early as 1831 in speaking about the assessment and valuation of real estate: "...the land was classified preceding such change of use, had such real estate been assessed at its highest and best use..." It is the concept in real estate appraisal that shows how the highest value for a property is arrived at. In any case where the market value of real property is sought, that value must be based on its highest and best use. Highest and best use is always that use that would produce the highest value for a propert