This is where the site says their data will come from: "Sources of Data Deluxe Payment Protection Systems,Inc. /SCANSM Deluxe Payment Protection Systems' SCAN network verifies more than 2.9 billion checks each year. As the leader in check-verification, SCAN has more information on consumer checkwriting patterns than any other source. Chex Systems, Inc. As the account-opening verification service used by nearly 78,000 of the nation's financial institution locations, ChexSystems provides access to more than 17 million "closed-for-cause" account histories, and 40 million records of new-account inquiries. National Revenue Corporation Deluxe affiliate, National Revenue Corporation, is one of the nation's five largest receivable management and collection agencies. It has extensive information from its client base of nearly 30,000 credit grantors. Deluxe Financial Services, Inc. Deluxe Financial Services is a leader in financial institution check printing, and its affiliate Current, Inc. is a leader in direct mail check printing. Together Deluxe and Current fill more than 98 million check orders annually. No other company can match Deluxe's vast amount of debit data. For this reason, DebitBureau is uniquely positioned to deliver the best decision support for its customers' debit-related decisions."