Imagine this: a mobile customer is playing Clash of Clans. He is progressing nicely in building his village but is suddenly attacked by overwhelming enemy

Across the world, telcos are increasingly hard-pressed to deliver value both to shareholders and to customers. The demand for seamless and superlative experiences is ever rising, while margins continue to be pressured.

Vouchers may seem like an old-school marketing tactic compared to shiny new digital methods. You may remember your parents cutting out coupons from newspapers and