SMS marketing has exploded in recent years. By the end of 2020, nearly 49 million people will choose to receive SMS messages from businesses. And the open rate? A whopping 98 percent. Couple that with the fact that 90 percent of SMS messages are read within three minutes, and they “have a 209 percent higher response rate than phone, email, or Facebook,” and it’s easy to see why this marketing strategy has piqued the interest of so many brands. Text is fast becoming one of the most effective ways to connect with shoppers and get them interested in your products. And when it comes to conversions, shoppers who receive SMS messages are 40 percent more likely to convert than those who don’t. But this raises one critical question. How do you effectively collect phone numbers without disrupting the shopping experience? The answer is simple—website popups. Here’s everything you need to know on how to collect phone numbers with website popups to massively boost your SMS opt-in rate.