Social Pro Daily Report: Shoppers Prefer Dealing Directly With Retailers Vs. Purchasing Via Facebook How effective is Facebook as a marketing tool for retailers? It depends which study you believe. By David Cohen October 3, 2012 How effective is Facebook as a marketing tool for retailers? It depends which study you believe. David Cohen david.cohen@adweek.com David Cohen is editor of Adweek's Social Pro Daily. Recommended articles {"taxonomy":"","sortby":"","label":"","shouldShow":""}