Comment Letter RE Proposed FINRA Rules Governing Markups, Commissions and Fees File No Regulatory Notice 13-07 From Scott C. Ilgenfritz, PIABA President, 2012-2013 To Marcia Asquith, FINRA, Corporate Secretary Date Tue, 03/26/2013 - 12:00pm Comment Letter Link Comment on Proposed FINRA Rules Governing Markups, Commissions and Fees