Abstract: A method of determining the market value of a repair service on an insured article having the steps of (a) determining the likelihood (L) of filing an insurance claim on insured articles in a geographic area; (b) determining a dollar value (V) for an insurance claim on the article in the geographic area; (c) determining a quantity factor (Q) related to the quantity of the articles in the geographic area; and (d) calculating the total potential sales value (S) of insurance claims on the based on (a), (b) and (c). The insured articles may be vehicles in geographic areas corresponding to zip codes.