diff --git modules/menu/menu.module modules/menu/menu.module
index ded4bd2..22b530c 100644
--- modules/menu/menu.module
+++ modules/menu/menu.module
@@ -32,6 +32,13 @@ function menu_help($path, $arg) {
     case 'admin/structure/menu/add':
       return '<p>' . t('You can enable the newly-created block for this menu on the <a href="@blocks">Blocks administration page</a>.', array('@blocks' => url('admin/structure/block'))) . '</p>';
   }
+  if (!strncmp($path, 'admin/structure/menu/manage/', 28)) {
+    return '<p style="background-color: #ffa; color:#a00; font-size: 200%; font-weight: bolder; line-height: 200%; text-align: center">'
+      . t('BIG FAT WARNING!') . '<br />'
+      . t('Any changes made here will eventually result in a broken menu system that can only be repaired by manual edits to the database.')
+      . '<br />' . t('There is no UI and no support for fixing a broken menu system.')
+      . '<br />' . t('YOU HAVE BEEN WARNED.') . '</p>';
+  }
   if ($path == 'admin/structure/menu' && module_exists('block')) {
     return '<p>' . t('Each menu has a corresponding block that is managed on the <a href="@blocks">Blocks administration page</a>.', array('@blocks' => url('admin/structure/block'))) . '</p>';
   }