diff --git a/apply_form.php b/apply_form.php
index fd62b03..93a6f1e 100644
--- a/apply_form.php
+++ b/apply_form.php
@@ -1,21 +1,25 @@
 <?php
+// This file is part of Moodle - http://moodle.org/
+//
+// Moodle 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, either version 3 of the License, or
+// (at your option) any later version.
+//
+// Moodle 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 Moodle.  If not, see <http://www.gnu.org/licenses/>.
 
 /**
- * *************************************************************************
- * *                  Apply Enrol                                         **
- * *************************************************************************
- * @copyright   emeneo.com                                                **
- * @link        emeneo.com                                                **
- * @license     http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later  **
- * *************************************************************************
- * ************************************************************************
-*/
-/**
- * Apply enrol plugin implementation.
- *
- * @package    enrol
- * @copyright  2010 Petr Skoda  {@link http://skodak.org}
+ * @package    enrol_apply
+ * @copyright  emeneo.com (http://emeneo.com/)
  * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
+ * @author     emeneo.com (http://emeneo.com/)
+ * @author     Johannes Burk <johannes.burk@sudile.com>
  */
 
 defined('MOODLE_INTERNAL') || die();
diff --git a/db/access.php b/db/access.php
index d5609ef..d3c75d9 100644
--- a/db/access.php
+++ b/db/access.php
@@ -1,23 +1,25 @@
 <?php
+// This file is part of Moodle - http://moodle.org/
+//
+// Moodle 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, either version 3 of the License, or
+// (at your option) any later version.
+//
+// Moodle 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 Moodle.  If not, see <http://www.gnu.org/licenses/>.
 
 /**
- * *************************************************************************
- * *                  Apply	Enrol   				                      **
- * *************************************************************************
- * @copyright   emeneo.com                                                **
- * @link        emeneo.com                                                **
- * @license     http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later  **
- * *************************************************************************
- * ************************************************************************
-*/
-
-/**
- * Capabilities for apply enrolment plugin.
- *
- * @package    enrol
- * @subpackage apply
- * @copyright  2010 Petr Skoda {@link http://skodak.org}
+ * @package    enrol_apply
+ * @copyright  emeneo.com (http://emeneo.com/)
  * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
+ * @author     emeneo.com (http://emeneo.com/)
+ * @author     Johannes Burk <johannes.burk@sudile.com>
  */
 
 defined('MOODLE_INTERNAL') || die();
diff --git a/db/upgrade.php b/db/upgrade.php
index c402af8..8587679 100644
--- a/db/upgrade.php
+++ b/db/upgrade.php
@@ -16,7 +16,7 @@
 
 /**
  * @package    enrol_apply
- * @copyright  emeneo.com
+ * @copyright  emeneo.com (http://emeneo.com/)
  * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
  * @author     Johannes Burk <johannes.burk@sudile.com>
  */
diff --git a/edit.php b/edit.php
index ae033a3..2875f27 100644
--- a/edit.php
+++ b/edit.php
@@ -1,15 +1,27 @@
 <?php
+// This file is part of Moodle - http://moodle.org/
+//
+// Moodle 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, either version 3 of the License, or
+// (at your option) any later version.
+//
+// Moodle 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 Moodle.  If not, see <http://www.gnu.org/licenses/>.
 
 /**
- * *************************************************************************
- * *                  Apply Enrol                                         **
- * *************************************************************************
- * @copyright   emeneo.com                                                **
- * @link        emeneo.com                                                **
- * @license     http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later  **
- * *************************************************************************
- * ************************************************************************
-*/
+ * @package    enrol_apply
+ * @copyright  emeneo.com (http://emeneo.com/)
+ * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
+ * @author     emeneo.com (http://emeneo.com/)
+ * @author     Johannes Burk <johannes.burk@sudile.com>
+ */
+
 require('../../config.php');
 require_once('edit_form.php');
 
diff --git a/edit_form.php b/edit_form.php
index bc0cc1c..0572c74 100644
--- a/edit_form.php
+++ b/edit_form.php
@@ -1,15 +1,27 @@
 <?php
+// This file is part of Moodle - http://moodle.org/
+//
+// Moodle 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, either version 3 of the License, or
+// (at your option) any later version.
+//
+// Moodle 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 Moodle.  If not, see <http://www.gnu.org/licenses/>.
 
 /**
- * *************************************************************************
- * *                  Apply Enrol                                         **
- * *************************************************************************
- * @copyright   emeneo.com                                                **
- * @link        emeneo.com                                                **
- * @license     http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later  **
- * *************************************************************************
- * ************************************************************************
-*/
+ * @package    enrol_apply
+ * @copyright  emeneo.com (http://emeneo.com/)
+ * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
+ * @author     emeneo.com (http://emeneo.com/)
+ * @author     Johannes Burk <johannes.burk@sudile.com>
+ */
+
 defined('MOODLE_INTERNAL') || die();
 
 require_once($CFG->libdir.'/formslib.php');
@@ -29,7 +41,7 @@ class enrol_apply_edit_form extends moodleform {
         $options = array(1  => get_string('yes'),
                          0 => get_string('no'));
         $mform->addElement('select', 'status', get_string('status', 'enrol_apply'), $options);
-        //$mform->addHelpButton('status', 'status', 'enrol_apply');
+        // $mform->addHelpButton('status', 'status', 'enrol_apply');
         $mform->setDefault('status', $plugin->get_config('status'));
 
         if ($instance->id) {
diff --git a/lib.php b/lib.php
index cb84b2d..b5fb0d3 100644
--- a/lib.php
+++ b/lib.php
@@ -1,16 +1,28 @@
 <?php
+// This file is part of Moodle - http://moodle.org/
+//
+// Moodle 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, either version 3 of the License, or
+// (at your option) any later version.
+//
+// Moodle 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 Moodle.  If not, see <http://www.gnu.org/licenses/>.
+
 /**
- * *************************************************************************
- * *                  Apply Enrol                                         **
- * *************************************************************************
- * @copyright   emeneo.com                                                **
- * @link        emeneo.com                                                **
- * @license     http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later  **
- * *************************************************************************
- * ************************************************************************
-*/
-
-/** User participation in course is suspended (used in user_enrolments->status) */
+ * @package    enrol_apply
+ * @copyright  emeneo.com (http://emeneo.com/)
+ * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
+ * @author     emeneo.com (http://emeneo.com/)
+ * @author     Johannes Burk <johannes.burk@sudile.com>
+ */
+
+/** The user is put onto a waiting list and therefore the enrolment not active (used in user_enrolments->status) */
 define('ENROL_APPLY_USER_WAIT', 2);
 
 class enrol_apply_plugin extends enrol_plugin {
diff --git a/manage.php b/manage.php
index e7f3413..7179eb5 100644
--- a/manage.php
+++ b/manage.php
@@ -1,14 +1,26 @@
 <?php
+// This file is part of Moodle - http://moodle.org/
+//
+// Moodle 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, either version 3 of the License, or
+// (at your option) any later version.
+//
+// Moodle 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 Moodle.  If not, see <http://www.gnu.org/licenses/>.
+
 /**
- * *************************************************************************
- * *                  Apply Enrol                                         **
- * *************************************************************************
- * @copyright   emeneo.com                                                **
- * @link        emeneo.com                                                **
- * @license     http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later  **
- * *************************************************************************
- * ************************************************************************
-*/
+ * @package    enrol_apply
+ * @copyright  emeneo.com (http://emeneo.com/)
+ * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
+ * @author     emeneo.com (http://emeneo.com/)
+ * @author     Johannes Burk <johannes.burk@sudile.com>
+ */
 
 require_once ('../../config.php');
 require_once($CFG->dirroot.'/enrol/apply/lib.php');
diff --git a/manage_table.php b/manage_table.php
index 68044b0..adece8a 100644
--- a/manage_table.php
+++ b/manage_table.php
@@ -17,9 +17,9 @@
 /**
  *
  * @package    enrol_apply
- * @copyright  2016 Johannes Burk
+ * @copyright  2016 sudile GbR (http://www.sudile.com)
  * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
- *
+ * @author     Johannes Burk <johannes.burk@sudile.com>
  */
 
 defined('MOODLE_INTERNAL') || die();
diff --git a/renderer.php b/renderer.php
index b9681a8..13e1e4e 100644
--- a/renderer.php
+++ b/renderer.php
@@ -17,14 +17,13 @@
 /**
  *
  * @package    enrol_apply
- * @copyright  2015 sudile GbR (http://www.sudile.com)
+ * @copyright  2016 sudile GbR (http://www.sudile.com)
  * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
  * @author     Johannes Burk <johannes.burk@sudile.com>
  */
 
 defined('MOODLE_INTERNAL') || die();
 
-
 class enrol_apply_renderer extends plugin_renderer_base {
     public function manage_page($table, $manageurl) {
         echo $this->header();
diff --git a/settings.php b/settings.php
index 61d9053..cbe9ae2 100644
--- a/settings.php
+++ b/settings.php
@@ -1,14 +1,27 @@
 <?php
+// This file is part of Moodle - http://moodle.org/
+//
+// Moodle 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, either version 3 of the License, or
+// (at your option) any later version.
+//
+// Moodle 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 Moodle.  If not, see <http://www.gnu.org/licenses/>.
+
 /**
- * *************************************************************************
- * *                  Apply Enrol                                         **
- * *************************************************************************
- * @copyright   emeneo.com                                                **
- * @link        emeneo.com                                                **
- * @license     http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later  **
- * *************************************************************************
- * ************************************************************************
-*/
+ * @package    enrol_apply
+ * @copyright  emeneo.com (http://emeneo.com/)
+ * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
+ * @author     emeneo.com (http://emeneo.com/)
+ * @author     Johannes Burk <johannes.burk@sudile.com>
+ */
+
 defined('MOODLE_INTERNAL') || die();
 
 if ($ADMIN->fulltree) {
diff --git a/version.php b/version.php
index 4781493..f504dcf 100644
--- a/version.php
+++ b/version.php
@@ -1,20 +1,25 @@
 <?php
+// This file is part of Moodle - http://moodle.org/
+//
+// Moodle 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, either version 3 of the License, or
+// (at your option) any later version.
+//
+// Moodle 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 Moodle.  If not, see <http://www.gnu.org/licenses/>.
+
 /**
- * *************************************************************************
- * *                  Apply Enrol                                         **
- * *************************************************************************
- * @copyright   emeneo.com                                                **
- * @link        emeneo.com                                                **
- * @license     http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later  **
- * *************************************************************************
- * ************************************************************************
-*/
-/**
- * Short answer question type version information.
- *
- * @package    enrol apply
- * @copyright  Emeneo {@link http://www.emeneo.com/}
+ * @package    enrol_apply
+ * @copyright  emeneo.com (http://emeneo.com/)
  * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
+ * @author     emeneo.com (http://emeneo.com/)
+ * @author     Johannes Burk <johannes.burk@sudile.com>
  */
 
 defined('MOODLE_INTERNAL') || die();