I'm single and child-free, and I'm closer than ever with four friends who are all married with kids — all thanks to an app. Meanwhile, my Marco Polo friends in California all got married and had kids by their mid-20s; they now have 10 children among them. Through Marco Polo, I got a long-distance yet close-up look at their lives. And, in some significant ways, my Marco Polo besties helped me get there. AdvertisementWe are closer than ever, and we still talk on Marco Polo every day.

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Persons: Marco Polo, furrowed brows, it's, I've, They've, We've, Marco Polo besties, they've, Jillian Anthony Organizations: Service, University of San Locations: University of San Diego, New York City, California, Manhattan, Austin