Google announced a major update called Search Plus Your World...Privacy and anti-trust implications aside, this announcement simply comes down to one point. As marketers we want our content shared on Google+. Period.
B2B marketers who need to improve their SEO results need to consider both SEO fundamentals and have a willingness to experiment with CTAs to create sales ready conversions. Additionally, social sharing is not an option to compete for search engine rankings. Contemporary SEO success is part fundamentals and social currency.