What is Conversion?
A good conversion can only be achieved if the website is well constructed.
Resources
Pagerank Sculpting with Javascript instead of No-follow
SEOguru.nl (Dutch) has an article in which Matt Cutts (Google spokesman) stated that you can't use nofollow for pagerank sculpting anymore.
Google Breadcrumb Introduction Consequences
The Dutch website http://www.seohandleiding.nl/google-strooit-met-kruimels.html has an article on the introduction of Google breadcrumbs.
Tool: SeoQuake Plugin for Firefox
I have a habit to analyse each website a visit. Especially since I have installed the SeoQuake toolbar (Firefox Plugin). The toolbar has a lot of usefull information that's updates each time you visit a page.
Internet Marketing Abbreviations, Jargon & Terms