Newsletter pop-ups are everywhere. You’ve just landed on a website, yet here it is, a shiny newsletter pop-up, asking for your email address for reminders, updates or an exclusive 15% coupon code. People hate it, businesses love it. But does it work? As it turns out, it’s complicated. Often newsletter pop-ups are highly ineffective for businesses and frustrating to customers. By Michal Malewicz. The Many Shades Of Emails # According to email statistics, on average people have 1.7–1.9 di...