Ceremonial Yahoo Submission: Humor site. A ceremony you can perform to help you get listed.
Getting Registered On Yahoo: Some suggestions.
Search Engine Watch: A special report on problems getting listed, with tips and a close look at the submission process.
Yahoo Submission Forum at Webmasterworld: Frequented by the search engine optimization industry, this forum offers discussion, questions and answers about submission and ranking.
Yahoo Submission Tips: Standard optimisation techniques and inclusion tips.