diff --git a/plone/app/discussion/interfaces.py b/plone/app/discussion/interfaces.py
index 498652d..f86a43f 100644
--- a/plone/app/discussion/interfaces.py
+++ b/plone/app/discussion/interfaces.py
@@ -11,6 +11,12 @@ class IDiscussionSettings(Interface):
     configuration registry and obtainable via plone.registry.
     """
 
+    # Todo: Write a short hint, that other discussion related options can
+    # be found elsewhere in the Plone control panel:
+    #
+    # - Types control panel: Allow comments on content types
+    # - Search control panel: Show comments in search results
+
     globally_enabled = schema.Bool(title=_(u"Globally enabled"),
                                    description=_(u"Use this setting to enable or disable comments globally."),
                                    default=True)
@@ -19,6 +25,7 @@ class IDiscussionSettings(Interface):
                                      description=_(u"Use this setting to enable or disable posting comments as anonymous visitor."),
                                      default=False)
 
+
 class IConversation(IIterableMapping):
     """A conversation about a content object.