Dynamic VS Static URL’s

One thing I get asked time and time again is the effect of your URL VS how high you will rank in the search engines. Most people have a misconception that having a dynamic URL can be detrimental to your rank, this blog post from Google helps to expel that myth and is something I often use to help people understand this issue:

http://googlewebmastercentral.blogspot.com/2008/09/dynamic-urls-vs-static-urls.html