With my growing interest in Moleskine notebooks ($10.95 at B&N! I do remember them being expensive when I first saw them a few years back), I find this post at the Art of Manliness: How to Make a Moleskine PDA.

Zen to Done is mentioned in the comments...
Zen Habits Simple Productivity
Zen To Done (ZTD): The Ultimate Simple Productivity System
Zen To Done: The Simple Productivity E-Book!
Zen-to-Done: A Simple Alternative to GTD
Zen to Done: Leo Babauta: The Growing Life E-Book Review
Zen to Done - GTD as modified by Leo Babauta
Q & A with Leo of ZenHabits.net
An Interview With Leo Babauta (ZenHabits.net)
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