Prioritizer is the way to prioritize three or more items! Get yourself in order. If you like Prioritizer, you may also enjoy using Big Dig problem solving tool, also from Idea Sandbox.
I have wasted so many man hours (or monkeyman hours!) researching GTD and Zen Habits and Flylady techniques. In the end. All I need to know is what to do next, based on what is most important.
The pulsing brain behind Idea Sandbox, Paul Williams, has provided another simple on-line tool that helps get me set to tackle my to-do list... in order of priority!
(Believe me, that is a huge change!)