Hardships in the financial industry are powering a second wave of banks dropping their money services business clients, which can require costly anti-money laundering vetting, say consultants. The companies suffered through a period of banks closing their accounts following April 2000 guidance by the U.S. Treasury Department that identified the businesses as high risks for money laundering. A number of institutions, including JPMorgan Chase and Citigroup Inc., consequently dropped their MSB clients, with a few banks, including Bank of America, reentering the market in 2007 and early 2008. But the industry's access to banking services in Florida and New York,...