In the wild west of Social media marketing, it seems marketers and online retailers are both scratching their heads asking, “How do we measure our social media marketing efforts?” Internet Retailer Magazine recently interviewed me for an upcoming article in the May 2009 issue, asking me how to monetize Twitter (…for more on that topic, stay tuned in May for my forthcoming eBook, “Banking on Twitter.” If you subscribe to my blog, you’ll receive a FREE copy worth $49.99). My response to Internet Retailer involved explaining that in order to monetize any marketing effort, marketers first need to know how to measure it.