# Understanding user data (Tags) in Pushwoosh

Read the documentation on Tags:

* [How to set up Tags](/product/audience-data-and-segmentation/user-data-tags/tags/)
* [How to update Tags via CSV](/product/audience-data-and-segmentation/user-data-tags/update-tags-via-csv/)

You can also watch a video on working with Tags and Segments:


<YouTube id="tahgIHOUGc0" playlabel="Youtube Video: How to work with Tags and Segments"/>