I've been reading a lot about this book lately. I haven't purchased it, but I plan to in the next few days or so. I'm always looking for ways to increase my productivity through simplification and organization. My challenge is that the ideas sound great, but oftentimes they are difficult to implement. Not because of the difficult systems, but usually because of me.
Here's a great site with TONS of resources and fantastic little articles. If you're interested in GTD, try this entry. It's chocked full of great links and ideas.
What are some of your tips for staying organized? Are there any software solutions that you would recommend? Let's get this discussion started!