Black Hat SEO Techniques to Avoid
http://buildingfindablewebsites.com/d/chapters/14_BFW.pdf

Walter, Aarron
Building Findable Websites
2008

Abstract:

Desperation, ignorance, and a moral compass that doesn’t point due north often get perfectly logical, good people and companies in trouble with search engines. Because being listed high in search results is such a desirable goal to attain, many people search for shortcuts to the front of the line—which can land them in serious trouble.