> ## Documentation Index
> Fetch the complete documentation index at: https://docs.subtotal.com/llms.txt
> Use this file to discover all available pages before exploring further.
# Customer segments
> Create Klaviyo segments from Subtotal events.
Subtotal events can be used directly in Klaviyo segments.
## Example: Active retail customers
1. In Klaviyo, navigate to **Audience → Segments**
2. Click **Create Segment**
3. Choose **What someone has done**
4. Select **Purchased at Retailer**
5. Optional: Filter on **retailer** or **UPCs**
