Navigational elements on a blog or any website are an important feature, but you should be careful not to take things to extremes which can hurt the progress of your site, both from a SEO perspective and for website conversion. http://www.devwebproit.com/2010/0810.html
Article Spinning is an SEO practice that takes a piece of content and replaces words and phrases with synonyms to create multiple versions of the same article. http://www.devwebproit.com/2010/0712.html
If you're a blogger, you may have been asked to write a guest post by another blogger. Or, you might have offered a guest post yourself to a blogger you admire. http://www.devwebproit.com/2010/0608.html
One of the best features of using a self-hosted WordPress blog are the plug-ins that are available. Because WordPress is an open source community, anyone can develop themes and tools for it. http://www.devwebproit.com/2010/0511.html
I blogged about this nearly 3 years ago, but some people didn't believe me back then, and I imagine there are still plenty of skeptics now. http://www.devwebproit.com/2010/0427.html