The service will be used for providing an appraisal of the item that the user is looking at The appraisal will be in the form of providing a list of similar items that were bought/sold/exchanged in the economy (on-line/internet or off-line) The appraisal service will also include a statistics on the minimum, maximum price range, the average price, number of transactions etc The service is intended to provide the users with a basis for appraising the item under consideration, ie, what its price should be as determined by the market conditions