Policy Map
Most people are familiar with the map to show roads, schools, parks. This website display maps to show demographics and policies. It is called The Policy Map.
From the website, it says:
PolicyMap is a revolutionary, easy, new way to explore geographic data through maps, tables and reports.
No matter you are doing your business, or you are just interested in the spatial distribution of policy changes and demography, this site is for you. You will be surprised at how much more information and knowledge you can get from this site. And that will help you make smart decision.
Click here to read this article by Leiyungjon which on June 23, 2009.