OK, you've got a web site, you've got a great team, or possibly several teams of content creators. You have several topics and themes you want to cover ... Somehow though, Google, Yahoo! and the rest of the big search engines don't buy it. Your ranking is still lagging behind your competitors. The reason may be in how you organized your web site's structure. First, you need to decide how to divide different content topics: should you make different directories, or should you create sub-domains to your main domain? Fortunately, companies specializing in Search Engine Optimization SEO are already mature and there is plenty of publications on the subject. Here are just a few sites with useful information on the subject that can help you decide: