If the digital book is reserved or intended for a specific audience, this audience is mentioned.
This rule applies when the content to be consulted is intended for certain categories of people. For example, the target audience for a children’s documentary is a child while the target audience for an ultra-violent book is an adult.
Objectives
Avoid disappointment
Warn users
Implementation
Associate specific audience information with the book
Include specific audience information on the book presentation page
Control
For any book whose consultation may be shocking or not suitable for a certain category of the population (minors, etc.), check for the presence of an indication of the public for which the book is intended.