diff --git a/include/boost/utility/object_tracked.hpp b/include/boost/utility/object_tracked.hpp
index 5925a82..a208cfa 100644
--- a/include/boost/utility/object_tracked.hpp
+++ b/include/boost/utility/object_tracked.hpp
@@ -1,15 +1,21 @@
 //Simple class which keeps track of members
 #ifndef UTILITY_OBJECT_TRACKED_HPP_LJE20040112
 #define UTILITY_OBJECT_TRACKED_HPP_LJE20040112
+//#define UTILITY_OBJECT_TRACKED_SET_OF_OBJECTS_TRACE_MODE
+//#define UTILITY_OBJECT_TRACKED_TRACE_MODE
 #include <set>
 #include "boost/utility/obj_id.hpp"
+#if defined(UTILITY_OBJECT_TRACKED_SET_OF_OBJECTS_TRACE_MODE)\
+ || defined(UTILITY_OBJECT_TRACKED_TRACE_MODE)
 #include "boost/io/filters/mout.hpp"
+#endif
 namespace utility
 {
 class object_tracked
 : public obj_id
 {
- public:
+ private:
+ 
       struct 
     set_of_objects_tracked
       : public std::set<object_tracked const*>
@@ -18,8 +24,18 @@ class object_tracked
           std::set<object_tracked const*>
         super_type
         ;
+        ~set_of_objects_tracked(void)
+        {
+          #ifdef UTILITY_OBJECT_TRACKED_SET_OF_OBJECTS_TRACE_MODE
+            mout()<<"set_of_objects_tracked-\n";
+          #endif
+        }
         set_of_objects_tracked(void)
-        {}
+        {
+          #ifdef UTILITY_OBJECT_TRACKED_SET_OF_OBJECTS_TRACE_MODE
+            mout()<<"set_of_objects_tracked+\n";
+          #endif
+        }
           void
         reset(void)
         {
@@ -37,23 +53,36 @@ class object_tracked
       set_of_objects_tracked
     our_members
     ;
+ public:
+        static
+      void
+    reset(void)
+    {
+        our_members.reset();
+    }
         static
       unsigned
     members_size(void)
     {
-        return our_members.size();
+          return our_members.size();
     }
     
     object_tracked(void)
     {
         our_members.insert(this);
       #ifdef UTILITY_OBJECT_TRACKED_TRACE_MODE
-        mout()<<"object_tracked+:id="<<id_get()<<"\n";
+        mout()<<"object_tracked+:id="<<id_get()<<":default\n";
       #endif
     }
-    #if 0
+    object_tracked(object_tracked const& a_obj)
+    {
+        our_members.insert(this);
+      #ifdef UTILITY_OBJECT_TRACKED_TRACE_MODE
+        mout()<<"object_tracked+:id="<<id_get()<<":copy\n";
+      #endif
+    }
+
         virtual 
-    #endif
     ~object_tracked(void) 
     { 
       #ifdef UTILITY_OBJECT_TRACKED_TRACE_MODE
diff --git a/include/boost/utility/trace_scope.hpp b/include/boost/utility/trace_scope.hpp
index 155f7ef..811b0f6 100644
--- a/include/boost/utility/trace_scope.hpp
+++ b/include/boost/utility/trace_scope.hpp
@@ -1,5 +1,5 @@
-#ifndef TRACE_SCOPE_HPP
-#define TRACE_SCOPE_HPP
+#ifndef UTILITY_TRACE_SCOPE_HPP
+#define UTILITY_TRACE_SCOPE_HPP
 #include "boost/io/filters/mout.hpp"
 #include <string>
 namespace utility
@@ -20,17 +20,17 @@ trace_scope
       ;}
     ~trace_scope(void)
       {
-			; --mout()
+      ; --mout()
       ; std::string l_context("===>Exit:")
-			; mout()<<l_context<<m_scopeName<<std::endl
+      ; mout()<<l_context<<m_scopeName<<std::endl
       ;}
   private:
       void
     init(void)
       { 
       ; std::string l_context("===>Enter:")
-			; mout()<<l_context<<m_scopeName<<std::endl
-			; ++mout()
+      ; mout()<<l_context<<m_scopeName<<std::endl
+      ; ++mout()
       ;}
       std::string
     m_scopeName