Real estate appraisals can be used to serve a wide range of purposes: selling, buying, refinancing, or settling an estate. However, the most common goal of an appraisal is to establish the market value of a property. Although the concept of market value (sometimes also called Fair Market Value) is frequently mentioned in the real estate business, it is not always understood. It is type of value opinion among others definitions of value. It is essential to define what market value represents to understand its relevance to an appraisal.