# Minus -

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Takes all data from Segment A and excludes its intersection with Segment B.
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Use Cases

* You can get the set of customers who have followed a fanpage but have not have not yet made a purchase. 
* You can get a set of customers who are members of a group but have not yet made a purchase.

<figure><img src="https://1538408613-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FOnal3rPabp77VtqFEojv%2Fuploads%2FbdsB6Cn64hChmQ0YYv4u%2Fprocessing-mixb-2.jpg?alt=media&#x26;token=4776ced9-104a-4a75-96e3-886ad7966425" alt=""><figcaption></figcaption></figure>

## Video tutorial on Minus Data Method

{% embed url="<https://www.youtube.com/watch?t=103s&v=qzuqdVKQ6-o>" %}