In an article published today at eMarketer.com, a report on the acceleration of social media-related advertising indicates that companies consider it to be high priority for 2010. Social networks and their applications are at the top of the list.
As social media marketing 
continues to escalate, time spent on a web site has become more relevant than the number of page views. That indicates a higher level of engagement is key to providing what marketing metrics are working best. That is followed by unique page views, click-through rates and traditional page views.
