The major search engines are starting to re-tweak their algorithms to give social media a place at the table, so to speak, with regard to having an impact on your website rankings. Expect Google and others to make social media interaction a larger contributor to your website rank. They've already stated their frustrations with the manipulation of inbound links and continue to find ways to discount all that work you put into getting them.
Social media is becoming the third leg of a three-legged SEO stool, right there with on-page optimization and linking.
To help you get started, we've put together some tips for building your Facebook business page. Read "7 Tips to Leverage your Business on Facebook."