I am quite into local these days, and had to go through numerous publications on the topic, so you might find these useful as well:
- http://www.seomoz.org/blog/local-seo-experiment-googles-change-location
- http://www.seomoz.org/blog/ranking-for-keyword-cityname-in-multiple-geographies
- http://www.seomoz.org/blog/one-dead-simple-tactic-for-better-rankings-in-google-local
- http://www.seomoz.org/blog/google-local-out-of-date-riddled-with-spam-but-absolutely-worth-it
- http://www.seomoz.org/blog/geolocation-international-seo-faq
Enjoy.
