utd-control-panel/www/pages/refinfo.php

<div class="block">
 <h2>Referral information</h2>
 <div class="innerblock">
  <p>
   UTD-Hosting runs a referral scheme that allows you to save money on your
   hosting by simply referring new users to UTD. For each user that you refer,
   you will be given a month's free hosting. 
  </p> 
  <p>
   To participate in the referral scheme, all you need to do is direct new
   users to your unique signup URL, shown below.
   If they complete the signup process and pay their first bill, you will be
   sent a discount code via e-mail that will allow you to claim an additional
   month's hosting. 
  </p>
  <p>
   Your unique signup URL is:
  </p>
  <p style="padding: 10px; border: 1px dashed #ccc; text-align: center; font-family: monospace;">https://secure.utd-hosting.com/signup/:<?PHP echo UID; ?></p>
 </div>
</div>