I was talking to a friend with a sample size not much larger, but he was monitoring traffic for a signup page through Google Analytics and watching his list on

I was talking to a friend with a sample size not much larger, but he was monitoring traffic for a signup page through Google Analytics and watching his list on Mailchimp. Over a dozen clicks on the email signup button, but only one person in Mailchimp (who he personally knew). As a follow up, there's this: http://www.jasonleister.com/more-double-opt-in-nonsense/ http://www.jasonleister.com/more-double-opt-in-nonsense/