[2][3][4] The global digital advertising industry considers the "Dirty Dozen" categories to avoid.
[5] The Interactive Advertising Bureau (IAB) added a 13th category: fake news.
[6] In addition, companies will often define specific unsafe categories based on the brand itself.
[citation needed] Airlines, for example, might not want their ads to appear next to breaking news about a plane crash.
[citation needed] For example, within the Google Marketing Platform, additional protection can be set up using Campaign Manager 360.