Every navigation and subnavigation folder requires an index page. To create one, click on New, choose Page from the dropdown and then choose Navigation Index Page from the flyout:
Give the page a title, indicate whether you want this item to show in the top navigation and/or in the left navigation on landing (or secondary content pages). Add the content for this page now, or you can choose to do so later. Click Submit to commit your changes:
Once a navigation index page has been created, the navigation item will appear in the navigation menu (Contact Us):
Published on and maintained in Cascade CMS.