diff --git a/RPtoRFX_CarrierAppointmentCanceledByRef.ftl b/RPtoRFX_CarrierAppointmentCanceledByRef.ftl
index 9931820..74d5a4e 100644
--- a/RPtoRFX_CarrierAppointmentCanceledByRef.ftl
+++ b/RPtoRFX_CarrierAppointmentCanceledByRef.ftl
@@ -9,6 +9,6 @@
 	"payload" :
 	 {
 		"status_code": "999",
-		"cancellation_reason_code": "ACS"
+		<#include "RPtoRFX_CarrierAppointmentCancellationCode.ftl">
      }
  }
\ No newline at end of file
diff --git a/RPtoRFX_CarrierAppointmentCancellationCode.ftl b/RPtoRFX_CarrierAppointmentCancellationCode.ftl
new file mode 100644
index 0000000..79d6747
--- /dev/null
+++ b/RPtoRFX_CarrierAppointmentCancellationCode.ftl
@@ -0,0 +1,2 @@
+<#-- To custom with cancellation reason code-->
+"cancellation_reason_code": ""
\ No newline at end of file
diff --git a/RPtoRFX_CarrierAppointmentDefaultData.ftl b/RPtoRFX_CarrierAppointmentDefaultData.ftl
index e69de29..b773333 100644
--- a/RPtoRFX_CarrierAppointmentDefaultData.ftl
+++ b/RPtoRFX_CarrierAppointmentDefaultData.ftl
@@ -0,0 +1,14 @@
+<#-- Note : you can use Order Line Metadata, using the define map : Line_MetaData_Map  -->
+<#-- Note : you can use Order Line Segmentation keys, using the define map : SegmentationKeys_Map  -->
+
+<#-- How to use MD or SK map
+    Example :
+    <#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
+-->
\ No newline at end of file