Pinterest | Social Media ROI | Earned Media | Cost of Loyal User | Social Engagement | Scoop.it
Pinterest now drives more referral traffic (3.6%) than YouTube (1.05%), Google+ (0.22%), and LinkedIn (0.2%) combined, according to Shareaholic's January 2012 Referral (The rise of Pinterest - http://t.co/cyZpLE7b...)...

Via AnnaGenis