Michel Muraski, Journalism and Technical Communication
By articulating the problem, you give yourself focus. You must have done your audience analysis to have asked the question, "What kinds of information does the audience need? What are they going to do with it? Are they going to use it to further their research? Are they going to use it to make a decision?" Once you've identified your audience and what they're going to do with your information, you can refine your problem statement and have a focus. It's a necessary outcome.
Different audiences require different ways of focusing. Let's look at a proposal for a second ice rink in town for hockey players only.