The best evidence of value are prices obtained from actual sales transactions in the marketplace. We have hundreds of thousands of these new and used observations from the computer marketplace stretching back to 1987. You can use this database to collect comparables as evidence for the appraisal of computer hardware. Choose from various options on the type and level of data ordered to obtain your results at a cost far lower than other research approaches. Data includes manufacturer's name, model name and/or number, configuration (if necessary), transaction date, condition, market level, transaction price and any other available information influencing the transaction price.