HJ: I think the title of this article is pretty straightforward, and thats part of the beauty of this concept. It is so incredibly simple that you instantly know exactly what you need to do and what the effects will be in your life. If you focus on those things that are positive, then these will expand and become ever more present in your life. Consequently, if you focus on the negative aspects (which is truly a matter of personal perception anyways) then indeed, you will experience more of this as your reality.
It really is this simple if we let it be so. We tend to over complicate things with our internal dialogues and other such meanderings.
What You Focus on Expands