Calculate your ROI from social media

This is kind of fun: Everyone knows the importance of social media today. Apparently, 70% of all American adults and 99% of all high-net worth individuals are using social media today. Does that mean financial advisors should also be present on social media? Presumably so. For the completist advisor, wondering just what the specific return on investment, or, ROI, is for this kind of activity, this article purports to provide the formula.