# Out Of Home Advertising

### Identify best billboards to target a specific audience

This workflow example computes an index in order to analyze what are the best billboards to target a specific audience, then it filters the top 100 best billboards.

[**Download example**](https://storage.googleapis.com/carto-workflows-examples/files/identify_best_billboards.sql)

<div align="left"><figure><img src="https://content.gitbook.com/content/FEElAdsRIl9DzfMhbRlB/blobs/iy1tvdl95i6fHsuITKF9/Screenshot%202023-10-23%20at%2017.17.30.png" alt=""><figcaption></figcaption></figure></div>