Search Engines: Economics & Ethics
Talks about the difficulties in getting listed in a search engine and search engine ethics implications.

Search Engine Optimization Standards Discussion
Examines the issues surrounding SEO standards of conduct.

Desperately Seeking Search Engine Marketing Standards
Reviews efforts to create standards for SEO industry and search engine marketing professionals.

SEOpros.org
Organization of SEOs and marketing consultants developing and implementing a set of best practices for the search engine optimization industry. Includes a database of consultants, consumer tips, SEO skills sets and complaint registry.

The Classification of Search Engine Spam
Offers a guide to search engine spam that allows search engine marketers to objectively evaluate actions to see whether those actions equate to spamming a search engine. Aims to provide the basis of an industry standard.

CommercialAlert Complaint to the FTC
Details CommercialAlert's complaint of deceptive advertising in search results, and the FTC's ruling.

The Curse of Cloaking
Describes the act of cloaking, and explains why you should not do it.

LawMeme - Google wins in SearchKing lawsuit
James Grimmelmann looks at the SearchKing vs. Google case. Includes links to earlier coverage and other related resources.

Advertising and Marketing on the Internet: Rules of the Road
FTC rules and guidelines to protect businesses and consumers and help maintain the credibility of the Internet as an advertising medium

Email Marketing Ethics and Spam Reporting
Guide to avoiding being spammed and sending e-mail without spamming.

Full Code of Ethics - American Marketing Association
The AMA's code of ethics for marketing on the Internet.

The Control of Misleading Advertisements Regulations 1988
UK Act of Parliament that covers misleading advertising on the Internet.

Search Engine Disclosure Ratings: May 2003
Reviews major search engines to see if disclosures of paid content are clear and conspicuous.

ScreenSpam.org
Effort to discourage companies from using across-the-screen 'rich media' advertisements.

Nigritude Ultramarine FAQ
Originally created for an SEO contest, this FAQ answers a wide range of questions about search engine optimization with a focus on the ethics of various SEO techniques.

Black Hat SEO
Worst practices, software and gimmicks to avoid.