Excelente vídeo sobre como fazer marketing online usando "social media": del.icio.us, digg, Yahoo answers, etc E a Jane Copland, além de competente, é muito bonita... :-)
Search algorithms & popularity factors: link, social, click, blog, industry. Since modern search engines are concerned with popularity and not direct relevancy, & big firms up the price of text link buying beyond affordability...
Great wideranging riff on analytics and nonprofit evaluation of methods: how do we know that blogging is good for our oragnization? -> how do we increase our traffic?