Comment Letter RE Self-Regulatory Organizations; Financial Industry Regulatory Authority, Inc; No… SEC Release No 34-59534 File No SR-FINRA-2009-024 From Scott R. Shewan, PIABA Executive Vice President/President-Elect, 2009 To Elizabeth M. Murphy, Secretary, Securities and Exchange Commission Date Fri, 03/27/2009 - 12:00pm Comment Letter Link Amendments to Discovery Guide in FINRA Arbitrations