You may be familiar with the book Getting Things Done: The Art of Stress-Free Productivity by David Allen. I recommend it if you haven’t read it.
If you want a taste, check out the video below. He’s addressing Google on the core principles of focusing your activity and being clear about decisions. It’s a bit long, but good.
One basic concept…
By leaving something in a visible location you’re automatically giving it a priority. You’re saying something has to be done with that.