“…Moreover, social media can be used for obtaining useful consumer needs for product innovation and enable collaboration with entities outside the firm. As mentioned above, a large number of studies examining the roles of social media in business focus mainly on marketing and the sales force; they analyze how social media are utilized for advertising their products, sampling consumer needs, surveying the reputation of products, and so on (Noone, et al, 2011;Agnihotri, Kothandaraman, Kashyap, & Singh, 2012;Groza, Peterson, Sullivan, & Krishnan, 2012;Haavisto, 2012;Hausmann, 2012;Kate & Pavan, 2012;Rodriguez, et al, 2012;Schultz, Schwepker, & Good, 2012;Luo & Zhang, 2013;Malthouse, et al, 2013). Useful content for product improvement and new marketing strategies are contained in information that users exchange through social media (Haavisto, 2012).…”