# Out of stock notification

Palo Alto has an 'out of stock' notification feature that you can enable.

<figure><img src="https://891064830-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2Fz8oqtXqtdhOM4CxRzekr%2Fuploads%2F1sntioEV1i5loftp7EcU%2Fsold-out.jpg?alt=media&#x26;token=31ae3cc1-32e5-4438-a5b2-4e160811653e" alt=""><figcaption></figcaption></figure>

To set this up, all you need to do is go into the **Theme editor** and open the **Theme settings** tab (the gears icon). Here, go into the product form tab and find the Show ‘`Notify me when available`’ popup option.

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When customers find a variant that is out of stock, they can subscribe by clicking the now updated add to cart button and filling in their email in a popup collection field.

<figure><img src="https://891064830-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2Fz8oqtXqtdhOM4CxRzekr%2Fuploads%2FZbupytrIYKyvlX5ukwyi%2Fnotify-me.jpg?alt=media&#x26;token=3d1c1a57-87c3-401d-9108-31faa3a2d538" alt=""><figcaption></figcaption></figure>

### Frequently asked questions

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<summary>Where can I find my newsletter subscriber?</summary>

New subscribers can be found in the Shopify customers tab.

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<summary>How can I tell apart subscribers?</summary>

All newsletter subscribers have unique tags to indicate which product they are related to.

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<details>

<summary>How do customers get notified when an item is back in stock?</summary>

Our newsletter sign-up simply acts as a net to collect customer emails and the product they are interested in.

To fully create an automated mailing list, we recommend using a third-party mailing app.&#x20;

</details>