> ## Documentation Index
> Fetch the complete documentation index at: https://docs.abbyy.com/llms.txt
> Use this file to discover all available pages before exploring further.

# Sample 4. Step 6.1: Product Total column name, ExtraTag element

> Add an optional ExtraTag Static Text element to the InvoiceFooter group that searches for the PRODUCTTOTAL column name on the last page of the invoice.

To create an ExtraTag element:

1. In the **InvoiceFooter** element, create an optional element of type Static Text and name it **ExtraTag**.
2. Click the Static Text tab.
3. In the Search text field, type the text to search for: **PRODUCTTOTAL**.
4. Do not impose any additional constraints and leave default values for the other options.