Everything in Moderation: Using Content Units to Manage UX
http://www.uxmatters.com/MT/archives/000291.php

LaFerriere, Keith
UXmatters
2008

Abstract:

I’ve found that separating client requests into content units removes uncertainty and offers clearer direction, while helping your client recognize each individual request as a deliverable, requiring assignments and responsibilities. To do this, I follow a four-step process that helps delineate what content units each section of a Web site must cover—as opposed to content that acts as filler, or filler units.