SEOmoz a few months ago released its annual report and investigation of the factors was very conflicting opinions on what performance indicators are harder to maintain good results in all engines.
The management skills and knowledge become more important in 2011 for those dedicated to SEO. It is not just to execute a specific action, be it content creation or acquisition of a link, but is looking to have a global understanding of how internet marketing works to make proper use of all areas necessary conducive to achieving business goals.