diff --git a/Tutorial/GacUI_Controls/AddressBook/UI/Resource.xml b/Tutorial/GacUI_Controls/AddressBook/UI/Resource.xml
index 06130892..a963bbda 100644
--- a/Tutorial/GacUI_Controls/AddressBook/UI/Resource.xml
+++ b/Tutorial/GacUI_Controls/AddressBook/UI/Resource.xml
@@ -307,6 +307,7 @@
           ]]>
         </ref.Members>
         <Window ref.Name="self" Text="New Folder" ClientSize="x:240 y:120" MaximizedBox="false" MinimizedBox="false" SizeBox="false">
+          <att.BoundsComposition-set PreferredMinSize="x:240 y:120"/>
           <att.FolderName-bind>textBoxName.Text</att.FolderName-bind>
           
           <Table CellPadding="5" AlignmentToParent="left:0 top:0 right:0 bottom:0">
@@ -359,8 +360,8 @@
             var Ready : bool = false;
           ]]>
         </ref.Members>
-        <Window ref.Name="self" Text-bind="self.ForEdit ? 'Edit Contact' : 'New Contact'" ClientSize="x:480 y:360" MaximizedBox="false" MinimizedBox="false" SizeBox="false">
-
+        <Window ref.Name="self" Text-bind="self.ForEdit ? 'Edit Contact' : 'New Contact'" ClientSize="x:480 y:400" MaximizedBox="false" MinimizedBox="false" SizeBox="false">
+          <att.BoundsComposition-set PreferredMinSize="x:480 y:400"/>
           <Table CellPadding="5" AlignmentToParent="left:0 top:0 right:0 bottom:0">
             <att.Rows>
               <CellOption>composeType:MinSize</CellOption>
diff --git a/Tutorial/GacUI_Controls/AddressBook/UI/Source/DemoPartialClasses.cpp b/Tutorial/GacUI_Controls/AddressBook/UI/Source/DemoPartialClasses.cpp
index db378bfe..1816da17 100644
--- a/Tutorial/GacUI_Controls/AddressBook/UI/Source/DemoPartialClasses.cpp
+++ b/Tutorial/GacUI_Controls/AddressBook/UI/Source/DemoPartialClasses.cpp
@@ -2010,8 +2010,12 @@ Class (::demo::NewContactWindowConstructor)
 		{
 			::vl::__vwsn::This(this->self)->SetMaximizedBox(::vl::__vwsn::Parse<bool>(::vl::WString(L"false", false)));
 		}
+		(this->__vwsn_precompile_23 = ::vl::__vwsn::This(this->self)->GetBoundsComposition());
 		{
-			::vl::__vwsn::This(this->self)->SetClientSize([&](){ ::vl::presentation::Size __vwsn_temp__; __vwsn_temp__.x = static_cast<::vl::vint>(480); __vwsn_temp__.y = static_cast<::vl::vint>(360); return __vwsn_temp__; }());
+			::vl::__vwsn::This(this->__vwsn_precompile_23)->SetPreferredMinSize([&](){ ::vl::presentation::Size __vwsn_temp__; __vwsn_temp__.x = static_cast<::vl::vint>(480); __vwsn_temp__.y = static_cast<::vl::vint>(400); return __vwsn_temp__; }());
+		}
+		{
+			::vl::__vwsn::This(this->self)->SetClientSize([&](){ ::vl::presentation::Size __vwsn_temp__; __vwsn_temp__.x = static_cast<::vl::vint>(480); __vwsn_temp__.y = static_cast<::vl::vint>(400); return __vwsn_temp__; }());
 		}
 		(this->__vwsn_precompile_0 = new ::vl::presentation::compositions::GuiTableComposition());
 		{
@@ -2319,6 +2323,10 @@ Class (::demo::NewFolderWindowConstructor)
 		{
 			::vl::__vwsn::This(this->self)->SetMaximizedBox(::vl::__vwsn::Parse<bool>(::vl::WString(L"false", false)));
 		}
+		(this->__vwsn_precompile_11 = ::vl::__vwsn::This(this->self)->GetBoundsComposition());
+		{
+			::vl::__vwsn::This(this->__vwsn_precompile_11)->SetPreferredMinSize([&](){ ::vl::presentation::Size __vwsn_temp__; __vwsn_temp__.x = static_cast<::vl::vint>(240); __vwsn_temp__.y = static_cast<::vl::vint>(120); return __vwsn_temp__; }());
+		}
 		{
 			::vl::__vwsn::This(this->self)->SetClientSize([&](){ ::vl::presentation::Size __vwsn_temp__; __vwsn_temp__.x = static_cast<::vl::vint>(240); __vwsn_temp__.y = static_cast<::vl::vint>(120); return __vwsn_temp__; }());
 		}
diff --git a/Tutorial/GacUI_Controls/AddressBook/UI/Source/DemoPartialClasses.h b/Tutorial/GacUI_Controls/AddressBook/UI/Source/DemoPartialClasses.h
index 30be80d8..5283360a 100644
--- a/Tutorial/GacUI_Controls/AddressBook/UI/Source/DemoPartialClasses.h
+++ b/Tutorial/GacUI_Controls/AddressBook/UI/Source/DemoPartialClasses.h
@@ -236,6 +236,7 @@ namespace demo
 		::vl::presentation::compositions::GuiCellComposition* __vwsn_precompile_20 = static_cast<::vl::presentation::compositions::GuiCellComposition*>(nullptr);
 		::vl::presentation::controls::GuiButton* __vwsn_precompile_21 = static_cast<::vl::presentation::controls::GuiButton*>(nullptr);
 		::vl::presentation::compositions::GuiBoundsComposition* __vwsn_precompile_22 = static_cast<::vl::presentation::compositions::GuiBoundsComposition*>(nullptr);
+		::vl::presentation::compositions::GuiBoundsComposition* __vwsn_precompile_23 = static_cast<::vl::presentation::compositions::GuiBoundsComposition*>(nullptr);
 		void __vwsn_initialize_instance_(::demo::NewContactWindow* __vwsn_this_);
 	public:
 		NewContactWindowConstructor();
@@ -286,6 +287,7 @@ namespace demo
 		::vl::presentation::compositions::GuiCellComposition* __vwsn_precompile_8 = static_cast<::vl::presentation::compositions::GuiCellComposition*>(nullptr);
 		::vl::presentation::controls::GuiButton* __vwsn_precompile_9 = static_cast<::vl::presentation::controls::GuiButton*>(nullptr);
 		::vl::presentation::compositions::GuiBoundsComposition* __vwsn_precompile_10 = static_cast<::vl::presentation::compositions::GuiBoundsComposition*>(nullptr);
+		::vl::presentation::compositions::GuiBoundsComposition* __vwsn_precompile_11 = static_cast<::vl::presentation::compositions::GuiBoundsComposition*>(nullptr);
 		void __vwsn_initialize_instance_(::demo::NewFolderWindow* __vwsn_this_);
 	public:
 		NewFolderWindowConstructor();
diff --git a/Tutorial/GacUI_Controls/AddressBook/UI/Source/DemoReflection.cpp b/Tutorial/GacUI_Controls/AddressBook/UI/Source/DemoReflection.cpp
index 37a41ed2..e27e5b10 100644
--- a/Tutorial/GacUI_Controls/AddressBook/UI/Source/DemoReflection.cpp
+++ b/Tutorial/GacUI_Controls/AddressBook/UI/Source/DemoReflection.cpp
@@ -190,6 +190,7 @@ namespace vl
 				CLASS_MEMBER_FIELD(__vwsn_precompile_20)
 				CLASS_MEMBER_FIELD(__vwsn_precompile_21)
 				CLASS_MEMBER_FIELD(__vwsn_precompile_22)
+				CLASS_MEMBER_FIELD(__vwsn_precompile_23)
 				CLASS_MEMBER_FIELD(__vwsn_precompile_3)
 				CLASS_MEMBER_FIELD(__vwsn_precompile_4)
 				CLASS_MEMBER_FIELD(__vwsn_precompile_5)
@@ -221,6 +222,7 @@ namespace vl
 				CLASS_MEMBER_FIELD(__vwsn_precompile_0)
 				CLASS_MEMBER_FIELD(__vwsn_precompile_1)
 				CLASS_MEMBER_FIELD(__vwsn_precompile_10)
+				CLASS_MEMBER_FIELD(__vwsn_precompile_11)
 				CLASS_MEMBER_FIELD(__vwsn_precompile_2)
 				CLASS_MEMBER_FIELD(__vwsn_precompile_3)
 				CLASS_MEMBER_FIELD(__vwsn_precompile_4)