A system and related methods for the management and evaluation of real estate appraisals, broker price opinions, and mortgage documents. The system determines a standardized score representative of the accuracy and quality of a real estate appraisal broker price opinion, or mortgage documents, or combinations thereof. Data is extracted and evaluated according to a plurality of rules applicable to the type of appraisal, broker price opinion, or mortgage document. Each rule is given a particular weight, and a score may be calculating by summing each instance of a rule triggered multiplied by the weight assigned to that rule. Weights may be set by experts, or determined by statistical analysis.