diff --git a/pmnote/pmnote.install b/pmnote/pmnote.install
index e085bc3..ae22cd4 100644
--- a/pmnote/pmnote.install
+++ b/pmnote/pmnote.install
@@ -1,6 +1,7 @@
 <?php
 /**
  * @file
+ * Functions for the PM Note module.
  */
 
 /**
@@ -68,15 +69,14 @@ function pmnote_schema() {
 }
 
 /**
- * @function
- * Implements hook_update_last_removed()
+ * Implements hook_update_last_removed().
  */
 function pmnote_update_last_removed() {
   return 6201;
 }
 
 /**
- * Allow Project Management to override the default Note content type CRUD permissions
+ * Disable the default PM Note CRUD permissions so that they can be overridden.
  */
 function pmnote_update_7101() {
   variable_set('node_permissions_pmnote', 0);
diff --git a/pmnote/pmnote.module b/pmnote/pmnote.module
index 61059ea..66ec438 100644
--- a/pmnote/pmnote.module
+++ b/pmnote/pmnote.module
@@ -1,21 +1,27 @@
 <?php
-
 /**
  * @file
+ * Functions for the PM Note module.
  */
 
+/**
+ * Implements hook_help().
+ */
 function pmnote_help($path, $arg) {
   $o = '';
 
   switch ($path) {
     case "admin/help#pmnote":
-      $o = '<p>'. t("Provides note support for Project Management") .'</p>';
+      $o = '<p>' . t("Provides note support for Project Management") . '</p>';
       break;
   }
 
   return $o;
 }
 
+/**
+ * Implements hook_permission().
+ */
 function pmnote_permission() {
   return array(
     'Project Management note: access' => array(
@@ -84,6 +90,9 @@ function pmnote_theme() {
   );
 }
 
+/**
+ * Implements hook_node_info().
+ */
 function pmnote_node_info() {
   return array(
     'pmnote' => array(
@@ -94,6 +103,9 @@ function pmnote_node_info() {
   );
 }
 
+/**
+ * Implements hook_field_extra_fields().
+ */
 function pmnote_field_extra_fields() {
   $extra['node']['pmnote'] = array(
     'form' => array(
@@ -323,14 +335,23 @@ function pmnote_form(&$node, $form_state) {
   return $form;
 }
 
+/**
+ * Ajax callback for the PM Note Organization Nid field.
+ */
 function pmnote_ajax_organization_nid(&$form, &$form_state) {
   return $form['group1']['project_nid'];
 }
 
+/**
+ * Ajax callback for the PM Note Project Nid field.
+ */
 function pmnote_ajax_project_nid(&$form, &$form_state) {
   return $form['group1']['task_nid'];
 }
 
+/**
+ * Implements hook_insert().
+ */
 function pmnote_insert($node) {
   _pmnote_beforesave($node);
 
@@ -348,6 +369,9 @@ function pmnote_insert($node) {
     ->execute();
 }
 
+/**
+ * Implements hook_update().
+ */
 function pmnote_update($node) {
   _pmnote_beforesave($node);
 
@@ -369,6 +393,9 @@ function pmnote_update($node) {
   }
 }
 
+/**
+ * Pre-processing for the PM Note content type (before save).
+ */
 function _pmnote_beforesave(&$node) {
   $org_result = db_select('node', 'n')
     ->fields('n', array('title'))
@@ -395,6 +422,9 @@ function _pmnote_beforesave(&$node) {
   $node->task_title = isset($task->title) ? $task->title : '';
 }
 
+/**
+ * Implements hook_nodeapi().
+ */
 function pmnote_nodeapi(&$node, $op, $teaser, $page) {
   switch ($op) {
     case 'delete revision':
@@ -406,12 +436,18 @@ function pmnote_nodeapi(&$node, $op, $teaser, $page) {
   }
 }
 
+/**
+ * Implements hook_delete().
+ */
 function pmnote_delete($node) {
   db_delete('pmnote')
     ->condition('nid', $node->nid)
     ->execute();
 }
 
+/**
+ * Implements hook_load().
+ */
 function pmnote_load($nodes) {
   foreach ($nodes as $nid => &$node) {
     $result = db_select('pmnote', 'sno')
@@ -428,6 +464,9 @@ function pmnote_load($nodes) {
   }
 }
 
+/**
+ * Implements hook_view().
+ */
 function pmnote_view($node, $view_mode = 'full') {
   if ($view_mode = 'full') {
     $breadcrumb = array();
@@ -439,6 +478,9 @@ function pmnote_view($node, $view_mode = 'full') {
   return theme('pmnote_view', array('node' => $node, 'view_mode' => $view_mode));
 }
 
+/**
+ * Implements hook_views_api().
+ */
 function pmnote_views_api() {
   return array(
     'api' => 2,
diff --git a/pmnote/pmnote.test b/pmnote/pmnote.test
index 066376b..5407f9e 100644
--- a/pmnote/pmnote.test
+++ b/pmnote/pmnote.test
@@ -1,10 +1,17 @@
 <?php
 /**
  * @file
- * Test definitions for the Project Management Note module
+ * Test definitions for the PM Note module.
  */
-class pmnoteTestCase extends DrupalWebTestCase {
 
+/**
+ * Test definition for the PM Note module.
+ */
+class PMNoteTestCase extends DrupalWebTestCase {
+
+  /**
+   * Provides test meta-data.
+   */
   public static function getInfo() {
     return array(
       'name' => t('Project Management Note Functionality'),
@@ -13,10 +20,16 @@ class pmnoteTestCase extends DrupalWebTestCase {
     );
   }
 
+  /**
+   * Set up of test environment.
+   */
   public function setUp() {
     parent::setUp('views', 'pm', 'pmorganization', 'pmproject', 'pmtask', 'pmnote');
   }
 
+  /**
+   * Access test case.
+   */
   public function testpmnoteAccess() {
     $this->drupalGet('pm/notes');
     $this->assertResponse(403, t('Make sure access is denied to Project Management Notes list for anonymous user'));
@@ -32,6 +45,9 @@ class pmnoteTestCase extends DrupalWebTestCase {
     $this->assertText(t('Notes'), t('Make sure the correct page has been displayed by checking that the title is "Notes".'));
   }
 
+  /**
+   * Node creation test case.
+   */
   public function testpmnoteCreate() {
     // Create and login user
     $user = $this->drupalCreateUser(array('Project Management Organization: add', 'Project Management Organization: view all', 'Project Management Project: add', 'Project Management Project: view all', 'Project Management Task: add', 'Project Management Task: view all', 'Project Management Note: add', 'Project Management Note: view all'));
diff --git a/pmnote/pmnote.theme.inc b/pmnote/pmnote.theme.inc
index b87c2d2..1668121 100644
--- a/pmnote/pmnote.theme.inc
+++ b/pmnote/pmnote.theme.inc
@@ -1,7 +1,11 @@
 <?php
-
 /**
  * @file
+ * Theme functions for the PM Note module.
+ */
+
+/**
+ * Theme function defining PM Note node view.
  */
 function theme_pmnote_view($variables) {
   $node = $variables['node'];
@@ -26,21 +30,21 @@ function theme_pmnote_view($variables) {
   $node->content['group1']['organization'] = array(
     '#prefix' => '<div class="organization">',
     '#suffix' => '</div>',
-    '#value' => theme('pm_view_item', array('label' => t('Organization'), 'value' => l($node->organization_title, 'node/'. $node->organization_nid))),
+    '#value' => theme('pm_view_item', array('label' => t('Organization'), 'value' => l($node->organization_title, 'node/' . $node->organization_nid))),
     '#weight' => 1,
   );
 
   $node->content['group1']['project'] = array(
     '#prefix' => '<div class="project">',
     '#suffix' => '</div>',
-    '#value' => theme('pm_view_item', array('label' => t('Project'), 'value' => l($node->project_title, 'node/'. $node->project_nid))),
+    '#value' => theme('pm_view_item', array('label' => t('Project'), 'value' => l($node->project_title, 'node/' . $node->project_nid))),
     '#weight' => 2,
   );
 
   $node->content['group1']['task'] = array(
     '#prefix' => '<div class="task">',
     '#suffix' => '</div>',
-    '#value' => theme('pm_view_item', array('label' => t('Task'), 'value' => l($node->task_title, 'node/'. $node->task_nid))),
+    '#value' => theme('pm_view_item', array('label' => t('Task'), 'value' => l($node->task_title, 'node/' . $node->task_nid))),
     '#weight' => 3,
   );
 
diff --git a/pmnote/pmnote.views.inc b/pmnote/pmnote.views.inc
index 5db0a29..3fdba65 100644
--- a/pmnote/pmnote.views.inc
+++ b/pmnote/pmnote.views.inc
@@ -1,7 +1,11 @@
 <?php
 /**
  * @file
- * Functions to expose pm note module data to views
+ * Functions to expose PM Note module data to views.
+ */
+
+/**
+ * Implements hook_views_data().
  */
 function pmnote_views_data() {
   $data['pmnote']['table']['group']  = t('Project Management Note');
@@ -125,6 +129,9 @@ function pmnote_views_data() {
   return $data;
 }
 
+/**
+ * Implements hook_views_handlers().
+ */
 function pmnote_views_handlers() {
   return array(
     'info' => array(
diff --git a/pmnote/pmnote.views_default.inc b/pmnote/pmnote.views_default.inc
index 88d0dda..3b9dc06 100644
--- a/pmnote/pmnote.views_default.inc
+++ b/pmnote/pmnote.views_default.inc
@@ -1,4 +1,12 @@
 <?php
+/**
+ * @file
+ * Functions to define default views for the PM Note module.
+ */
+
+/**
+ * Implements hook_views_default_views().
+ */
 function pmnote_views_default_views() {
   $views = array();
 
@@ -7,7 +15,7 @@ function pmnote_views_default_views() {
   $view->description = '';
   $view->tag = 'pm';
   $view->base_table = 'node';
-  $view->human_name = 'Project Management Note List';
+  $view->human_name = 'PM Note list';
   $view->core = 7;
   $view->api_version = '3.0';
   $view->disabled = FALSE; /* Edit this to true to make a default view disabled initially */