Do-it-Yourself Search Engine Optimization (SEO) for Your WordPress.
Industrial Marketing Today
MAY 31, 2010
Here’s a screenshot of my setting: Changing permalinks after your blog has been live for a while can cause you to lose pagerank in search engines and generate “404 page not found” errors. See a video from Matt Cutts on Google official position on using keywords meta tag ). To overcome this problem, install the Redirection Plugin.
60 
Let's personalize your content