Vero allows you to refer to properties stored against a customer using the Liquid templating language, these are commonly referred to as merge tags:Documentation Index
Fetch the complete documentation index at: https://help.getvero.com/llms.txt
Use this file to discover all available pages before exploring further.
{{ user.first_name }}
Likewise, if you track a property with an event, you can reference it with:
{{ event.product_name }}
However there are many cases where you will want to use complex data, such as an array of products, in your outgoing emails.

