diff --git a/MarketData/MarketDataLib/DataAccess/PortfolioDA.cs b/MarketData/MarketDataLib/DataAccess/PortfolioDA.cs
index f4c96a1..e3a03e3 100755
--- a/MarketData/MarketDataLib/DataAccess/PortfolioDA.cs
+++ b/MarketData/MarketDataLib/DataAccess/PortfolioDA.cs
@@ -763,6 +763,13 @@ namespace MarketData.DataAccess
         if (null != sqlConnection) sqlConnection.Close();
       }
     }
+
+    /// <summary>
+    /// If the trade is open then we only get a single BUY side for the position
+    /// If the trade is closed then we produce a buy lot and a sell lot.
+    /// </summary> 
+    /// <param name="portfolioTrades"></param>
+    /// <returns>PortfolioTrades</returns>
     private static PortfolioTrades BreakoutTrades(PortfolioTrades portfolioTrades)
     {
       PortfolioTrades allTrades = new PortfolioTrades();