Comment Letter RE Self-Regulatory Organizations; Financial Industry Regulatory Authority, Inc.; N… SEC Release No 34-64260 File No SR-FINRA-2011-016 From Peter J. Mougey, PIABA President, 2010-2011 To Elizabeth Murphy, Secretary, Securities and Exchange Commission Date Wed, 05/04/2011 - 12:00pm Comment Letter Link Notice of Filing and Immediate Effectiveness of Proposed Rule Change to Delay the Implementation date of FINRA Rule 2090 (Know Y