diff --git a/mail_tracking/controllers/main.py b/mail_tracking/controllers/main.py
index a8cc1a73d..7f330c91c 100644
--- a/mail_tracking/controllers/main.py
+++ b/mail_tracking/controllers/main.py
@@ -39,6 +39,7 @@ class MailTrackingController(MailController):
             'ua_family': request.user_agent.browser or False,
         }
 
+    # TODO Remove useless controller
     @http.route(['/mail/tracking/all/<string:db>',
                  '/mail/tracking/event/<string:db>/<string:event_type>'],
                 type='http', auth='none', csrf=False)
diff --git a/mail_tracking/models/mail_tracking_email.py b/mail_tracking/models/mail_tracking_email.py
index c7e84f03c..b34849d55 100644
--- a/mail_tracking/models/mail_tracking_email.py
+++ b/mail_tracking/models/mail_tracking_email.py
@@ -363,6 +363,7 @@ class MailTrackingEmail(models.Model):
                 _logger.debug("Concurrent event '%s' discarded", event_type)
         return event_ids
 
+    # TODO Remove useless method
     @api.model
     def event_process(self, request, post, metadata, event_type=None):
         # Generic event process hook, inherit it and
diff --git a/mail_tracking/models/mail_tracking_event.py b/mail_tracking/models/mail_tracking_event.py
index e3deab8eb..d124b989f 100644
--- a/mail_tracking/models/mail_tracking_event.py
+++ b/mail_tracking/models/mail_tracking_event.py
@@ -109,6 +109,10 @@ class MailTrackingEvent(models.Model):
         })
         return self._process_data(tracking_email, metadata, event_type, state)
 
+    @api.model
+    def process_sent(self, tracking_email, metadata):
+        return self._process_status(tracking_email, metadata, "sent", "sent")
+
     @api.model
     def process_delivered(self, tracking_email, metadata):
         return self._process_status(