diff --git a/RPtoRFX_PrepOrder_DefaultHeaderData.ftl b/RPtoRFX_PrepOrder_DefaultHeaderData.ftl
index 89d07dc..7055d66 100644
--- a/RPtoRFX_PrepOrder_DefaultHeaderData.ftl
+++ b/RPtoRFX_PrepOrder_DefaultHeaderData.ftl
@@ -2,10 +2,18 @@
 
 <#-- How to use MD Header map
     Example : 
-    <#assign pick_sequence_code = Header_MetaData_Map["OrderType"]!""/>
+    <#assign pick_sequence_code = Header_MetaData_Map["OrderType"].String!""/>
+
+    If your MD is :
+        Boolean : .Bool
+        Float : .Float
+        Timestamp : .Timestamp.DateTime or .Timestamp.AuthorTimeZone
+        Int : .Int
+        String : .String
 -->
 
 
+
 <#assign activity_code = ""/>
 <#assign originator_code = ""/>
 <#assign preparation_type_code = ""/>
diff --git a/RPtoRFX_PrepOrder_DefaultLineData.ftl b/RPtoRFX_PrepOrder_DefaultLineData.ftl
index 1ff229a..eb0e902 100644
--- a/RPtoRFX_PrepOrder_DefaultLineData.ftl
+++ b/RPtoRFX_PrepOrder_DefaultLineData.ftl
@@ -3,7 +3,14 @@
 
 <#-- How to use MD or SK map
     Example : 
-    <#assign owner_code_to_prepare = SegmentationKeys_Map["Owner"]!""/>
+    <#assign owner_code_to_prepare = SegmentationKeys_Map["Owner"].String!""/>
+
+    If your SK is :
+        Boolean : .Bool
+        Float : .Float
+        Timestamp : .Timestamp.DateTime or .Timestamp.AuthorTimeZone
+        Int : .Int
+        String : .String
 -->
 
 <#assign owner_code_to_prepare = SegmentationKeys_Map["myOwner"]!""/>
diff --git a/RPtoRFX_Receipt_DefaultHeaderData.ftl b/RPtoRFX_Receipt_DefaultHeaderData.ftl
index e510b3c..5e4bc78 100644
--- a/RPtoRFX_Receipt_DefaultHeaderData.ftl
+++ b/RPtoRFX_Receipt_DefaultHeaderData.ftl
@@ -2,7 +2,14 @@
 
 <#-- How to use MD Header map
     Example : 
-    <#assign receipt_type = Header_MetaData_Map["OrderType"]!""/>
+    <#assign receipt_type = Header_MetaData_Map["OrderType"].String!""/>
+
+    If your MD is :
+        Boolean : .Bool
+        Float : .Float
+        Timestamp : .Timestamp.DateTime or .Timestamp.AuthorTimeZone
+        Int : .Int
+        String : .String
 -->
 
 <#assign activity_code = ""/>
diff --git a/RPtoRFX_Receipt_DefaultLineData.ftl b/RPtoRFX_Receipt_DefaultLineData.ftl
index 7ed934d..112da79 100644
--- a/RPtoRFX_Receipt_DefaultLineData.ftl
+++ b/RPtoRFX_Receipt_DefaultLineData.ftl
@@ -3,7 +3,14 @@
 
 <#-- How to use MD or SK map
     Example : 
-    <#assign owner_code = SegmentationKeys_Map["Owner"]!""/>
+    <#assign owner_code = SegmentationKeys_Map["Owner"].String!""/>
+
+    If your SK is :
+        Boolean : .Bool
+        Float : .Float
+        Timestamp : .Timestamp.DateTime or .Timestamp.AuthorTimeZone
+        Int : .Int
+        String : .String
 -->