Why referral technology and marketing makes sense in the telecoms industry

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Pop quiz time. If I were to ask you: “What’s the most effective form of customer acquisition: a) social media, b) digital advertising or c) referral marketing?” what would you say? Chances are you’d go for digital advertising or, if you were taking a punt on an outside bet, maybe social media. But here’s the kicker: according to 2016 data from Demand Metric, the actual answer is referral marketing.

That might come as...