1. A system for assisting users with the selection of items on the Internet, comprising: at least one web robot for crawling multiple websites to determine userIDs and associated preferences; a database for storing the userIDs and associated preferences; and software for performing an analysis and suggestion function; wherein the system initially assumes that a userID used on a first website represents the same user as the same userID used on a second website; wherein associated preferences stored for a particular userID include preferences for items available from a plurality of websites; and wherein the system provides a particular user with specific preference association information for a first item based on the expressed preferences of other users across multiple websites relative to the first item and items that the other users have previously reviewed.