diff --git a/boards/models/post.py b/boards/models/post.py
--- a/boards/models/post.py
+++ b/boards/models/post.py
@@ -48,6 +48,9 @@ class PostManager(models.Manager):
         Creates new post
         """
 
+        if not tags:
+            tags = []
+
         posting_time = timezone.now()
         if not thread:
             thread = Thread.objects.create(bump_time=posting_time,
@@ -75,8 +78,8 @@ class PostManager(models.Manager):
                                                             post.id))
 
         thread.replies.add(post)
-        if tags:
-            map(thread.add_tag, tags)
+        for tag in tags:
+            thread.add_tag(tag)
 
         if new_thread:
             Thread.objects.process_oldest_threads()
@@ -112,7 +115,8 @@ class PostManager(models.Manager):
         """
 
         posts = self.filter(poster_ip=ip)
-        map(self.delete_post, posts)
+        for post in posts:
+            self.delete_post(post)
 
     def connect_replies(self, post):
         """
diff --git a/boards/tests.py b/boards/tests.py
--- a/boards/tests.py
+++ b/boards/tests.py
@@ -182,10 +182,6 @@ class PagesTest(TestCase):
 
 class FormTest(TestCase):
     def test_post_validation(self):
-        # Disable captcha for the test
-        captcha_enabled = neboard.settings.ENABLE_CAPTCHA
-        neboard.settings.ENABLE_CAPTCHA = False
-
         client = Client()
 
         valid_tags = u'tag1 tag_2 тег_3'
@@ -222,9 +218,6 @@ class FormTest(TestCase):
         self.assertEqual(2, Post.objects.count(),
                          msg=u'No posts were created')
 
-        # Restore captcha setting
-        settings.ENABLE_CAPTCHA = captcha_enabled
-
 
 class ViewTest(TestCase):
 
diff --git a/boards/views/all_threads.py b/boards/views/all_threads.py
--- a/boards/views/all_threads.py
+++ b/boards/views/all_threads.py
@@ -86,7 +86,7 @@ class AllThreadsView(PostMixin, BaseBoar
         if tag_strings:
             tag_strings = tag_strings.split(TAG_DELIMITER)
             for tag_name in tag_strings:
-                tag_name = string.lower(tag_name.strip())
+                tag_name = tag_name.strip().lower()
                 if len(tag_name) > 0:
                     tag, created = Tag.objects.get_or_create(name=tag_name)
                     tags.append(tag)
diff --git a/neboard/settings.py b/neboard/settings.py
--- a/neboard/settings.py
+++ b/neboard/settings.py
@@ -148,8 +148,6 @@ INSTALLED_APPS = (
     'south',
     'debug_toolbar',
 
-    'captcha',
-
     # Search
     'haystack',
 
@@ -168,11 +166,6 @@ DEBUG_TOOLBAR_PANELS = (
     'debug_toolbar.panels.logger.LoggingPanel',
 )
 
-# TODO: NEED DESIGN FIXES
-CAPTCHA_OUTPUT_FORMAT = (u' %(hidden_field)s '
-                         u'<div class="form-label">%(image)s</div>'
-                         u'<div class="form-text">%(text_field)s</div>')
-
 # A sample logging configuration. The only tangible logging
 # performed by this configuration is to send an email to
 # the site admins on every HTTP 500 error when DEBUG=False.
@@ -229,9 +222,6 @@ THEMES = [
 
 POPULAR_TAGS = 10
 
-ENABLE_CAPTCHA = False
-# if user tries to post before CAPTCHA_DEFAULT_SAFE_TIME. Captcha will be shown
-CAPTCHA_DEFAULT_SAFE_TIME = 30  # seconds
 POSTING_DELAY = 20  # seconds
 
 COMPRESS_HTML = True