Identify anonymous website visitors, qualify them, and convert them into leads

Having a steady flow of site visitors is pointless if you can’t contact them directly to sell your offer.
 
(“I’d love to put a face to the username.”)Even if your opt-in form is front and center, most of your site visitors won’t submit their contact info before they’re ready to shop.
 
What if you could identify anonymous site visitors and connect with them before your website gets lost in their browsing history?