diff --git a/docs/configuration.rst b/docs/configuration.rst
index 9cc30d7a..b26d7891 100644
--- a/docs/configuration.rst
+++ b/docs/configuration.rst
@@ -94,4 +94,12 @@ You may add your own site specific navigation header to be included inside the <
 
     helpdesk/custom_navigation_header.html
 
-2. Update the contents to display your custom navigation.
\ No newline at end of file
+2. Update the contents to display your custom navigation.
+
+Suppressable Log Messages
+-------------------------
+Some logging messages support being switched on or off accroding to deplpoyment preferences.
+
+The following settings variables control emiting log messages for specific scenarios:
+  LOG_WARN_WHEN_CC_EMAIL_NOT_LINKED_TO_A_USER - there is no user matching the email address in the CC list. Defaults to False
+  LOG_WARN_WHEN_CC_EMAIL_LINKED_TO_MORE_THAN_1_USER - there is more than 1 user matching the email address in the CC list. Defaults to True
diff --git a/helpdesk/settings.py b/helpdesk/settings.py
index 426cf1dd..179267f3 100644
--- a/helpdesk/settings.py
+++ b/helpdesk/settings.py
@@ -487,3 +487,11 @@ HELPDESK_GET_NEW_TICKET_WEBHOOK_URLS = getattr(
 )
 
 HELPDESK_WEBHOOK_TIMEOUT = getattr(settings, "HELPDESK_WEBHOOK_TIMEOUT", 3)
+
+
+LOG_WARN_WHEN_CC_EMAIL_NOT_LINKED_TO_A_USER = getattr(
+    settings, "HELPDESK_LOG_WARN_WHEN_CC_EMAIL_NOT_LINKED_TO_A_USER", False
+)
+LOG_WARN_WHEN_CC_EMAIL_LINKED_TO_MORE_THAN_1_USER = getattr(
+    settings, "HELPDESK_LOG_WARN_WHEN_CC_EMAIL_LINKED_TO_MORE_THAN_1_USER", True
+)