share: digg facebook twitter Mortgage industry employees are still signing documents they haven't read and using fake signatures more than eight months after big banks and mortgage companies promised to stop the illegal practices that led to a nationwide halt of home foreclosures. County officials in at least three states say they have received thousands of mortgage documents with questionable signatures since last fall, suggesting that the practices, known collectively as "robo-signing," remain widespread in the industry. Last fall, the nation's largest banks and mortgage lenders, including JPMorgan Chase, Wells Fargo, Bank of America and an arm of Goldman Sachs, suspended foreclosures while they investigated how corners were cut to keep pace with the crush of foreclosure paperwork. [...] in Michigan, a fraud investigator who works on behalf of homeowners says he has uncovered documents filed this year bearing the purported signature of Marshall Isaacs, an attorney with foreclosure law firm Orlans Associates. The 14 biggest U.S.