If you're putting together a business plan, trying to market locally, or just want to see how geography is your destiny, check out MyBestSegments, a free service from Claritas. It includes U.S. market segmentation data that you can drill down by zip code to discover demographics and psychographics. "MyBestSegments encompasses a variety of categories about consumer markets, including travel, eating out, shopping, auto purchases and much more!"

It's just another way you can get inside your customers' heads to market more effectively, whether you're developing products and services, creating a marketing campaign or choosing media.