Introduction
The recipient list can be managed from the settings icon at the top right of the page which gives access to the administration pane.
Beware, the administration pane is open to users with access rights.
Labels
From the administration pane, you can create, edit and delete labels.
Labels make it easy to sort your content on the homepage. They are added from the content settings, for each piece of content.
When creating a label, you can choose its name and color.
Conclusion
Labels, from the administration pane, allow content to be classified.