What started as a way to stop comment spam three years ago has turned into one of the most controversial topics in search. In today's SEM Crossfire column, "The Great Nofollow Link Debate of '08," Chris Boggs discusses the evolution of the "nofollow" attribute and its impact on SEO and link building.
This Year's Premier Digital Marketing Event is #CZLSF
ClickZ Live San Francisco (Aug 11-14) will bring together the industry's leading online marketing practitioners to deliver 4 days of educational sessions and training workshops. From Data-Driven Marketing to Social, Mobile, Display, Search and Email, the comprehensive agenda will help you maximize your marketing efforts and ROI. Register today!