---
title: Attributes Offline Data (Omnichannel)
description: While AudienceStream primarily acts on real-time customers of your digital properties, it can also work with offline data through omnichannel imports. You can take offline data, such as in-store sales or call center activity, and correlate it to your online visitor data to complete the customer data profile.
url: https://docs.tealium.com/server-side/getting-started/audiencestream-cdp/offline-data/
---
Setting up a file import is beyond the scope of this brief guide. [See the full guide on importing offline data](https://docs.tealium.com/about-file-import/).

Next, we will learn about the visitor ID attribute and its role in identity resolution.