The efficiency of B2B landing pages

Bryan Eisenberg, online marketing guru, using Feng-GUI to analyze the efficiency of B2B landing pages. 

http://www.clickz.com/clickz/column/2253368/comparing-the-anatomy-of-b2b-landing-pages-video

http://www.bryaneisenberg.com/comparing-the-anatomy-of-b2b-landing-pages/