Inlay «Content» - contains «Heading», under which will the text of the chapter be shown.
Inlay “Pictures” – adds a picture to the chapter.
Inlay “The module type”- Opens the list of modules, which can be placed on a page.
Inlay “Parameters”- you can set definite parameters depending on type of chapter.
Inlay «CSS» - one can adjust individual design of a current chapter.
Inlay “Access” – sets the limitation of access to the page for different groups of users.
About the creation of chapter and work with it look at “Work with pages sections”