Last week, the Federal Reserve Board put out action plans for Citigroup and HSBC Finance Corp. to correct deficiencies in their residential mortgage loan servicing and foreclosure processing. These enforcement actions require the mortgage servicing subsidiaries to provide appropriate remediation to borrowers who suffered financial injury as a result of errors by the servicers. The Fed also released the engagement letter between Ally Financial Inc. and its independent consultant to review foreclosures that were in the firms pipeline in 2009 and 2010...