Many designers, developers, content managers and webmasters forget to utilize text or body copy for navigation and internal linking structure. Part of a strong optimization process involves capitalizing on your content for in-content or contextual links which link to pages deep within you site.
Use good anchor text that relates to the page you are linking to and if possible use text that is found within your title tag, description or page headlines. Of course this may mean rewriting some of these elements to be more optimized to your targeted key phrase.
See you next week for another Tidbit!