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

# Billboard and OOH Data

> Learn what Provalytics typically needs to ingest billboard and out-of-home data as a custom marketing source.

## Overview

Billboard and OOH can be added to Provalytics as custom marketing sources when the team has structured recurring data.

### Typical required fields

* `date`
* `estimated daily traffic` `(proxy for impressions)`
* `channel name`

### Helpful optional fields

* `campaign name`
* `creative name`

## Best practice

* backfill historical data if it is available
* deliver the feed on the same cadence as current data
* keep the structure stable over time