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If you have appropriate permissions, you can also secure access to certain regions of the site to create private or "extranet" areas of the site accessible only to members.
Overview of Site Tree
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The navigation folder is a fundamental building block of the site tree. Each folder represents a section in the website. The folder label corresponds to the menu label in your navigation structures within the website design. Clicking on a menu item in the web site displays the content sitting under the folder in the site tree.
Creating New Content
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