Alert: Someone has downloaded your piece of content. We’ve all seen this message before appear in our inboxes, and if you’re like me, you get excited seeing that someone has found interest in your content and has filled out a form. It’s a great feeling when your prospects come to your site and download or engage with your content. But what happens with them after that interaction? Sure, they’ll get a thank you email with the link to download the piece of content, but what next? Do they sit idle...