I would love to put together a Drupal 7.0 SEO checklist. Please feel free to add/edit.
All comments should be related to SEO in Drupal 7.0 and unless directly relevant should not contain Drupal 6.0 advice (although links to D6 are welcome).
1) Meta Tags - The best method?
2) Meta Descriptions.
3) Alt Text for Images
4) How to get an SEO snapshot of your website (what has/has not got SEO) and where there is room for improvement.
5) Google Analytics for Drupal 7.0 getting the most out of your analytics.
6) Optimising for Bing.
7) Social Media Indexing and Drupal.
8) Pathauto: http://drupal.org/project/pathauto
9) XML Sitemap: http://drupal.org/project/xmlsitemap
10) Site information/Site name and Slogan is used in browser name