diff --git a/boards/models/post.py b/boards/models/post.py
--- a/boards/models/post.py
+++ b/boards/models/post.py
@@ -54,6 +54,7 @@ DIFF_TYPE_JSON = 'json'
 PREPARSE_PATTERNS = {
     r'>>(\d+)': r'[post]\1[/post]',  # Reflink ">>123"
     r'^>(.+)': r'[quote]\1[/quote]',  # Quote ">text"
+    r'^//(.+)': r'[comment]\1[/comment]',  # Comment "//text"
 }
 
 
@@ -88,8 +89,8 @@ class PostManager(models.Manager):
 
         logger = logging.getLogger('boards.post.create')
 
-        logger.info('Created post #{} with title "{}" by {}'.format(
-            post.id, post.title, post.poster_ip))
+        logger.info('Created post {} by {}'.format(
+            post, post.poster_ip))
 
         if image:
             post_image = PostImage.objects.create(image=image)
@@ -367,7 +368,7 @@ class Post(models.Model, Viewable):
         super(Post, self).delete(using)
 
         logging.getLogger('boards.post.delete').info(
-            'Deleted post P#{}/{}'.format(self.id, self.get_title()))
+            'Deleted post {}'.format(self))
 
     def get_post_data(self, format_type=DIFF_TYPE_JSON, request=None,
                       include_last_update=False):
diff --git a/boards/tests/test_parser.py b/boards/tests/test_parser.py
--- a/boards/tests/test_parser.py
+++ b/boards/tests/test_parser.py
@@ -9,4 +9,11 @@ class ParserTest(TestCase):
 
         self.assertEqual(
             '[quote]quote[/quote]\nQuote in >line\nLine\n[quote]Quote[/quote]',
-            preparsed_text, 'Quote not preparsed.')
\ No newline at end of file
+            preparsed_text, 'Quote not preparsed.')
+
+    def test_preparse_comment(self):
+        raw_text = '//comment'
+        preparsed_text = Post.objects._preparse_text(raw_text)
+
+        self.assertEqual('[comment]comment[/comment]', preparsed_text,
+                'Comment not preparsed.')