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

# promotionId

> Promotion or campaign identifier.

Promotion or campaign identifier.

```javascript theme={null}
window._upstack('track', 'view_content', {
  items: [{ id: 'SKU_001', name: 'Running Shoes', price: 89.99 }],
  value: 89.99,
  currency: 'USD',
  promotionId: 'SUMMER_SALE_2026'
});
```

| Type   | Required | Events                                 |
| ------ | -------- | -------------------------------------- |
| string | No       | view\_content, add\_to\_cart, purchase |

## Related Properties

<CardGroup cols={2}>
  <Card title="promotionName" icon="tag" href="/pixel/events/properties/promotion-name">
    Human-readable promotion name.
  </Card>

  <Card title="creativeName" icon="palette" href="/pixel/events/properties/creative-name">
    Creative variant name.
  </Card>

  <Card title="creativeSlot" icon="table-cells" href="/pixel/events/properties/creative-slot">
    Placement position on page.
  </Card>
</CardGroup>