The Structure window provides a detailed view of your document's structure including elements, attributes and abbreviated content. Adobe suggests that this view allows greatest flexibility and usefulness for Structured documents.
The figure below shows the Structure window for the example document.
This window provides a tree-like format of the document. Elements and their children can be traced easily. These Elements can be compressed or expanded to save screen space. This can be seen in the figure above.
The figure shown is structured view for the final letter. A later section will shown an example of how this window flags invalid structure.