diff --git a/application/controllers/Form.php b/application/controllers/Form.php
index d6007bf..6ca8937 100644
--- a/application/controllers/Form.php
+++ b/application/controllers/Form.php
@@ -13,11 +13,14 @@ class Form extends CI_Controller
         parent::__construct();
         $this->load->model('Form_model');
     }
+
     public function submit()
     {
         if (!$this->session->userdata('logged_in')) {
+            // If not logged in, redirect to login page
             redirect('users/login');
         }
+
         $form_data = json_decode($this->input->raw_input_stream, true);
         $this->load->model('Form_model');