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cost compared to benefits of social media

Grafiti 2.0; Inspiring combination on and offline engagement

influence factors in social commerce

Great post on the psychology behind influencing customer bying behaviour and the effect on social commerce (use of social tools in e commerce).

http://www.tabjuice.com/infographics/social-commerce-psychology-infographic/

Based on  Influence: The Psychology of Persuasion from Cialdini http://en.wikipedia.org/wiki/Robert_Cialdini