(function(d, s, id) { var js, fjs = d.getElementsByTagName(s)[0]; if (d.getElementById(id)) {return;} js = d.createElement(s); js.id = id; js.src = “//connect.facebook.net/en_US/all.js#xfbml=1″; fjs.parentNode.insertBefore(js, fjs); }(document, ‘script’, ‘facebook-jssdk’)); How can you use twitter to know which geographies to target your customers through twitter? And if the ones you are using are effective? or not? We had the [...]