You can restrict who can edit particular sections or subsections. To configure who can edit a section:
Select the section in the section box at the top of the Sections tab.
Under the Section Edit Permissions heading, select the roles, rights group, or permission-based option from the Add permissions option list.
Select the role, rights group, or permission that you want to be able to edit the section.
Only one section edit permission can be added at a time. To add more edit permissions to the section, open the Add permissions option list again.
For more information, refer to Subsection: Section Edit Permissions.