diff --git a/openlp/plugins/alerts/alertsplugin.py b/openlp/plugins/alerts/alertsplugin.py
index 60e718bb3..5bf268394 100644
--- a/openlp/plugins/alerts/alertsplugin.py
+++ b/openlp/plugins/alerts/alertsplugin.py
@@ -23,12 +23,11 @@
 # Temple Place, Suite 330, Boston, MA 02111-1307 USA                          #
 ###############################################################################
 
-from datetime import datetime
 import logging
 
 from PyQt4 import QtCore, QtGui
 
-from openlp.core.lib import Plugin, Receiver, str_to_bool, build_icon, PluginStatus
+from openlp.core.lib import Plugin, build_icon, PluginStatus
 from openlp.plugins.alerts.lib import AlertsManager, DBManager
 from openlp.plugins.alerts.forms import AlertsTab, AlertForm, AlertEditForm
 
diff --git a/openlp/plugins/alerts/forms/alerteditform.py b/openlp/plugins/alerts/forms/alerteditform.py
index fef8a04e5..4abc8a660 100644
--- a/openlp/plugins/alerts/forms/alerteditform.py
+++ b/openlp/plugins/alerts/forms/alerteditform.py
@@ -23,8 +23,6 @@
 # Temple Place, Suite 330, Boston, MA 02111-1307 USA                          #
 ###############################################################################
 
-from datetime import date
-
 from PyQt4 import QtGui, QtCore
 from openlp.plugins.alerts.lib.models import AlertItem
 
diff --git a/openlp/plugins/alerts/forms/alertform.py b/openlp/plugins/alerts/forms/alertform.py
index 26f78e9b2..2d7dd1c21 100644
--- a/openlp/plugins/alerts/forms/alertform.py
+++ b/openlp/plugins/alerts/forms/alertform.py
@@ -23,9 +23,8 @@
 # Temple Place, Suite 330, Boston, MA 02111-1307 USA                          #
 ###############################################################################
 
-from datetime import date
-
 from PyQt4 import QtGui, QtCore
+
 from openlp.plugins.alerts.lib.models import AlertItem
 
 from alertdialog import Ui_AlertDialog
diff --git a/openlp/plugins/alerts/lib/alertsmanager.py b/openlp/plugins/alerts/lib/alertsmanager.py
index 1f4369588..5ed48f939 100644
--- a/openlp/plugins/alerts/lib/alertsmanager.py
+++ b/openlp/plugins/alerts/lib/alertsmanager.py
@@ -1,10 +1,33 @@
+# -*- coding: utf-8 -*-
+# vim: autoindent shiftwidth=4 expandtab textwidth=80 tabstop=4 softtabstop=4
+
+###############################################################################
+# OpenLP - Open Source Lyrics Projection                                      #
+# --------------------------------------------------------------------------- #
+# Copyright (c) 2008-2010 Raoul Snyman                                        #
+# Portions copyright (c) 2008-2010 Tim Bentley, Jonathan Corwin, Michael      #
+# Gorven, Scott Guerrieri, Maikel Stuivenberg, Martin Thompson, Jon Tibble,   #
+# Carsten Tinggaard                                                           #
+# --------------------------------------------------------------------------- #
+# This program is free software; you can redistribute it and/or modify it     #
+# under the terms of the GNU General Public License as published by the Free  #
+# Software Foundation; version 2 of the License.                              #
+#                                                                             #
+# This program is distributed in the hope that it will be useful, but WITHOUT #
+# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or       #
+# FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for    #
+# more details.                                                               #
+#                                                                             #
+# You should have received a copy of the GNU General Public License along     #
+# with this program; if not, write to the Free Software Foundation, Inc., 59  #
+# Temple Place, Suite 330, Boston, MA 02111-1307 USA                          #
+###############################################################################
 
 import logging
 
 from PyQt4 import QtCore, QtGui
 
-from openlp.core.lib import str_to_bool, Receiver
-from openlp.core.lib import SettingsTab
+from openlp.core.lib import Receiver
 
 class AlertsManager(QtCore.QObject):
     """
diff --git a/openlp/plugins/songusage/forms/songusagedeleteform.py b/openlp/plugins/songusage/forms/songusagedeleteform.py
index 26fe2b7e2..56eb1954a 100644
--- a/openlp/plugins/songusage/forms/songusagedeleteform.py
+++ b/openlp/plugins/songusage/forms/songusagedeleteform.py
@@ -23,8 +23,6 @@
 # Temple Place, Suite 330, Boston, MA 02111-1307 USA                          #
 ###############################################################################
 
-from datetime import date
-
 from PyQt4 import QtGui
 
 from songusagedeletedialog import Ui_SongUsageDeleteDialog