"instant market value"
check out this link, it's been asked many times. http://www.cargurus.com/Cars/Discussion-t38914_ds517220
From Cargurus Home......Instant Market Value is the estimated fair retail price for a vehicle based on similar listings in the market. We analyze millions of currently listed and recently sold cars to determine the Instant Market Value for a vehicle based on year, vehicle condition, trim, mileage, transmission, options, region and other factors.
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