There's a MUST READ article on "The Mortgage Lender" Implode-O-Meter blog by Teri Buhl that sheds some light on

• What the GSE's knew (and when),
• What changes lenders and AMCs have made (if any) in their appraisal ordering practices
• Secret Blacklists and Whistleblower Traps
• Cuomo's "Chinese Wall"

Teri Buhl is an investigative journalist covering Wall Street who has written for the New York Post Sunday Business, HousingWire and Trader Monthly. Contact her at teribuhl@yahoo.com.