If you haven’t already done so, you might read Part One of this topic.
As we’ve seen, the pyramid site model might be a good place to start, but it breaks down pretty fast. Some other circumstances in which the traditional pyramid doesn’t work:

Syndicated content: advanced Web content tools (such as this blog) can display content [...]

Traditional Web site organization is like a pyramid: the Home Page is the top point of entry, and the Home Page links to the next level down (main category navigation), and each main category page links to the next level down, and so on depending on how deep the site is. And the granularity of [...]