# Adding tracking code

An advertiser should place this code after the opening tag on the landing page.

<pre class="language-html" data-overflow="wrap"><code class="lang-html">&#x3C;!--Referz Conversion:  --> 
  &#x3C;img src='https://referz-tracking.tracknow.info/success.jpg?campaign_id=[REFERZ_CAMPAIGN_CODE]&#x26;order_id=<a data-footnote-ref href="#user-content-fn-1">[ORDER_ID]</a>&#x26;amount=[VALUE]&#x26;goal=[GOAL_ID]&#x26;first_name=[FIRST_NAME]&#x26;last_name=[LAST_NAME]' height="1" width="1" alt=""/> 
&#x3C;!-- End Referz Conversion -->
</code></pre>

| Variable     | Description                 |
| ------------ | --------------------------- |
| campaign\_id |                             |
| order\_id    |                             |
| amount       |                             |
| first\_name  | Customer / leads first name |
| last\_name   | Customer / leads last name  |

[^1]: Order