diff --git a/src/SOL002/VNFFaultManagementNotification/VNFFaultManagementNotification.yaml b/src/SOL002/VNFFaultManagementNotification/VNFFaultManagementNotification.yaml
index ddb3eac44de35f00011f68b37199003e8c152ac2..e8d65d54625db9cf74922137d059e96a5e297b21 100644
--- a/src/SOL002/VNFFaultManagementNotification/VNFFaultManagementNotification.yaml
+++ b/src/SOL002/VNFFaultManagementNotification/VNFFaultManagementNotification.yaml
@@ -56,7 +56,8 @@ paths:
         Notify
 
         The POST method notifies a VNF alarm or that the alarm list has been
-        rebuilt.
+        rebuilt. The API consumer shall have previously created an "Individual 
+        subscription" resource with a matching filter.
       parameters:
         - name: AlarmNotification
           description: >
@@ -78,7 +79,7 @@ paths:
           description: >
             204 NO CONTENT
 
-            The notification was delivered successfully.
+            Shall be returned when the notification has been delivered successfully.
             The response body shall be empty.
           headers:
             WWW-Authenticate:
@@ -173,7 +174,8 @@ paths:
         Notify
 
         The POST method notifies a VNF alarm or that the alarm list has been
-        rebuilt.
+        rebuilt. The API consumer shall have previously created an "Individual 
+        subscription" resource with a matching filter.
       parameters:
         - name: AlarmClearedNotification
           description: >
@@ -195,7 +197,7 @@ paths:
           description: >
             204 NO CONTENT
 
-            The notification was delivered successfully.
+            Shall be returned when the notification has been delivered successfully.
             The response body shall be empty.
           headers:
             WWW-Authenticate:
@@ -290,7 +292,8 @@ paths:
         Notify
 
         The POST method notifies a VNF alarm or that the alarm list has been
-        rebuilt.
+        rebuilt. The API consumer shall have previously created an "Individual 
+        subscription" resource with a matching filter.
       parameters:
         - name: AlarmListRebuiltNotification
           description: >
@@ -312,7 +315,7 @@ paths:
           description: >
             204 NO CONTENT
 
-            The notification was delivered successfully.
+            Shall be returned when the notification has been delivered successfully.
             The response body shall be empty.
           headers:
             WWW-Authenticate: