Reorganizing a Document Outline
If you are creating a document that contains headings, you can format it with built-in heading styles that include outline levels. Then it is easy to view and organize the document in Outline view. In this view, you can hide all the body text and display only the headings at and above a particular level. You can then rearrange the sections of a document by moving their headings.
To view a document in Outline view, click the Outline button in the Document Views group on the View tab, or click the Outline button on the View toolbar. The document is then displayed with a hierarchical structure, and the Outlining tab appears on the Ribbon.
The Outline Tools group on this tab includes buttons you can click to display only ...