- Key elements 0 National and regional trends O Economic base 0 Local area and neighbourhood trends o Subject site and improvements Appraiser basically analyzes the key elements to conclude how the subject property would compete in a particular market Most residential analysis process is not a lengthy one if property is normal BU Principals When the type of value in an appraisal assignment is market value, HBU is always considered 0 ID the most appropriate market ID most profitable use within market