FTC rules and guidelines to protect businesses and consumers and help maintain the credibility of the Internet as an advertising medium

Examines the issues surrounding SEO standards of conduct.

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.

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.

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.

Reviews major search engines to see if disclosures of paid content are clear and conspicuous.

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

Guide to avoiding being spammed and sending e-mail without spamming.

UK Act of Parliament that covers misleading advertising on the Internet.

Reviews efforts to create standards for SEO industry and search engine marketing professionals.

Talks about the difficulties in getting listed in a search engine and search engine ethics implications.

James Grimmelmann looks at the SearchKing vs. Google case. Includes links to earlier coverage and other related resources.