> For the complete documentation index, see [llms.txt](https://help.sharkdom.com/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://help.sharkdom.com/feature-suite/partner-match/step-4-map-your-columns.md).

# Step 4: Map Your Columns

Fourth step to generate a Customer Overlap Index.

Navigate to 'Customer Overlap' section

<figure><img src="https://3954960519-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FadTM8GarVeiEakkopgTw%2Fuploads%2FuoV1eHVmPG03qQUdNWxH%2FGroup%201000004739.png?alt=media&amp;token=6c34e1a2-8588-4491-b03c-1ae3ba190d0b" alt=""><figcaption></figcaption></figure>