The rating system is part of a Your Served Less system, the lower the number, the less likely you are to get surveys and the stay in the dog house. The numbers are generated from capricious information, wind direction, results of hurricane land fall lottery, astrological positions and what ever other crap they can throw in. It was advanced by the lovelies P2S, Points Two Shop, exchanged some rather blunt accusatio from support over the competency and voids in supports their reasoning. It was like having a discussion with the Pakled "We find things to make our survey go"