Months after the implementation of the Securities and Exchange Commission’s Regulation AB, investors continue to warn that servicing shops are set to have the most difficulties complying with the regulation’s tough disclosure standards. At the American Securitization Forum’s annual meeting last week in New York, William Felts, senior vice president and director of mortgage finance at CitiMortgage, said the SEC could crack down on servicers next year. “There is some concern we may see some…