Twitter is wildly popular and dominates the social media space. Penn State University recently conducted a study and found that 20% of all tweets (twitter updates) contain requests for product information or responses to the requests.
Twitter, with its six million active daily users (and predictions of more than 20 million users by the end of the year) is
“about as close as one can get to the customer point of purchase for products and services”
according to Jim Jansen, an associate professor in the College of Information Sciences and Technology (IST) at Penn State.
You can read the entire case study here
