A grouping of websites or digital properties (like apps) where ads can appear. For example, Google has two ad networks: the search network (text ads that appear in search results) and the display network (image ads that appear on millions of websites that have partnered with Google).
![HSMAI Academy](https://hsmaiacademy.org/wp-content/uploads/sites/11/2021/09/academy-glossary-banner.jpg)