Demands to repurchase poorly performing mortgages have resulted in a spike in the number of mortgage fraud-related Suspicious Activity Reports (SARs) filed by banks in 2011, according to the Department of the Treasurys Financial Crimes Enforcement Network. In its 2011 annual report, FinCEN said increased buyback demands by investors have forced large mortgage lenders to conduct additional reviews of loans they originated, resulting in higher SARs filings last year. A review of SAR filings in the first quarter of 2011 found that the number of mortgage fraud reports rose to 25,485, up 31 percent from...