diff --git a/CM2005 Object Oriented Programming/Topic 5/5.3.3/MerkelMain.cpp b/CM2005 Object Oriented Programming/Topic 5/5.3.3/MerkelMain.cpp
index eeb3b3d..c024c54 100644
--- a/CM2005 Object Oriented Programming/Topic 5/5.3.3/MerkelMain.cpp	
+++ b/CM2005 Object Oriented Programming/Topic 5/5.3.3/MerkelMain.cpp	
@@ -81,8 +81,9 @@ void MerkelMain::enterAsk()
                 tokens[2], 
                 currentTime, 
                 tokens[0], 
-                OrderBookType::ask 
+                OrderBookType::ask
             );
+            obe.username = "simuser";
             if(wallet.canFulfillOrder(obe))
             {
                 std::cout << "Wallet looks good. " << std::endl;
@@ -122,6 +123,7 @@ void MerkelMain::enterBid()
                 tokens[0], 
                 OrderBookType::bid
             );
+            obe.username = "simuser";
             if(wallet.canFulfillOrder(obe))
             {
                 std::cout << "Wallet looks good. " << std::endl;
diff --git a/CM2005 Object Oriented Programming/Topic 5/5.3.3/OrderBook.cpp b/CM2005 Object Oriented Programming/Topic 5/5.3.3/OrderBook.cpp
index 321962a..9102b77 100644
--- a/CM2005 Object Oriented Programming/Topic 5/5.3.3/OrderBook.cpp	
+++ b/CM2005 Object Oriented Programming/Topic 5/5.3.3/OrderBook.cpp	
@@ -134,9 +134,20 @@ std::vector<OrderBookEntry> OrderBook::matchAsksToBids(std::string product, std:
             if (bid.price >= ask.price)
             {
                 std::cout << "bid price is right " << std::endl;
-    //             sale = new order()
-    //             sale.price = ask.price
-                OrderBookEntry sale{ask.price, 0, timestamp, product, OrderBookType::sale};
+                OrderBookEntry sale{ask.price, 0, timestamp, product, OrderBookType::asksale};
+                OrderBookType type = OrderBookType::asksale;
+                if(bid.username == "simuser")
+                {
+                    sale.username = "simuser";
+                    sale.orderType = OrderBookType::bidsale;
+                }
+                if(ask.username == "simuser")
+                {
+                    
+                    sale.username = "simuser";
+                    sale.orderType = OrderBookType::asksale;
+                }
+                
     //             # now work out how much was sold and 
     //             # create new bids and asks covering 
     //             # anything that was not sold
diff --git a/CM2005 Object Oriented Programming/Topic 5/5.3.3/OrderBookEntry.cpp b/CM2005 Object Oriented Programming/Topic 5/5.3.3/OrderBookEntry.cpp
index 871266a..b4de0c7 100644
--- a/CM2005 Object Oriented Programming/Topic 5/5.3.3/OrderBookEntry.cpp	
+++ b/CM2005 Object Oriented Programming/Topic 5/5.3.3/OrderBookEntry.cpp	
@@ -4,12 +4,14 @@ OrderBookEntry::OrderBookEntry( double _price,
                         double _amount, 
                         std::string _timestamp, 
                         std::string _product, 
-                        OrderBookType _orderType)
+                        OrderBookType _orderType,
+                        std::string _username)
 : price(_price), 
   amount(_amount), 
   timestamp(_timestamp),
   product(_product), 
-  orderType(_orderType)
+  orderType(_orderType),
+  username(_username)
 {
     
 }
diff --git a/CM2005 Object Oriented Programming/Topic 5/5.3.3/OrderBookEntry.h b/CM2005 Object Oriented Programming/Topic 5/5.3.3/OrderBookEntry.h
index c5204bc..a490c7c 100644
--- a/CM2005 Object Oriented Programming/Topic 5/5.3.3/OrderBookEntry.h	
+++ b/CM2005 Object Oriented Programming/Topic 5/5.3.3/OrderBookEntry.h	
@@ -2,7 +2,7 @@
 
 #include <string>
 
-enum class OrderBookType{bid, ask, unknown, sale};
+enum class OrderBookType{bid, ask, unknown, asksale, bidsale};
 
 class OrderBookEntry
 {
@@ -12,7 +12,8 @@ class OrderBookEntry
                         double _amount, 
                         std::string _timestamp, 
                         std::string _product, 
-                        OrderBookType _orderType);
+                        OrderBookType _orderType,
+                        std::string username = "dataset");
 
         static OrderBookType stringToOrderBookType(std::string s);
 
@@ -34,4 +35,5 @@ class OrderBookEntry
         std::string timestamp;
         std::string product;
         OrderBookType orderType;
+        std::string username;
 };