How to manage online reviews in a feedback-obsessed world

If it costs under $50, Anne Fan, a 35-year-old real estate broker from Chicago, wastes little time deciding on purchases, ranging from devices that extend her home’s WiFi to cases that protect her phone. “I briefly look at the reviews and if it’s four stars or above, and I like it, I will buy it,” she says. “But if I see a string of comments saying it broke in a month, I’ll move on—I have hundreds of choices online.”Fan’s purchasing behavior