@danielmcclure on Twitter: "RT @igon: SEO 2013: 50% off page; 30% on page; 20% social media. #SASchool"

Last Updated: February 12, 2013

RT @igon: SEO 2013: 50% off page; 30% on page; 20% social media. #SASchool

Source

https://twitter.com/danielmcclure/status/301299024332476416