Doing one thing means not being able to do another.
Improve your top-of-funnel tools - those things that, if broken or slow, render everything thing else on your to-do list irrelevant.
Capture, clarify, organize, reflect, engage.
Prioritizing the "big rocks" helps ensure you do the important things first.
20% of the inputs account for 80% of the outputs.
Filter your tasks through the 5 D's and only do what remains.