I don't mean to be mean but documentation like
You can add, edit, delete, or manipulate the hierarchy, of your areas or iterations though the Areas/Iterations Manager.
You can access the Area/Iteration manager using the ribbon. The Areas/Iterations Manager button is available in the Requirements tab and the Planning tab.
seems like automatically generated documentation. The concept is not explained all that is described is the obvious which anybody can see with just his eyes.
For example how to link stories to iterations etc that what'sw I'm looking for and searching though the index doesn't give real clue of where I can find it.