 To address many of the controversies surrounding debt buyers and to learn more about the business, the FTC in January 2010 asked nine of the largest debt purchasers in the country to submit detailed information about their businesses and the debt portfolios they have bought in the past.Following FTC hearings on revisions to the FDCPA in October 2007, the Commission brought "unprecedented enforcement actions against large accounts receivable management (ARM) companies".In their February 2009 report, the Commission raised concerns about consumer protection as related to "debt collection litigation and arbitration practices."