South Africans tend to assume that success at home is easily replicated overseas, but that's not necessarily true, say two local boys who've taken on the European market and won. They have heaps of talent, energy and personality, but it's an astute technical and marketing strategy that has put them on the launch pad to international success.

Innovators in the software as a service (SAAS) business e-mail management market, Mimecast CEO Peter Bauer and CTO Neil Murray say they have proved that product alone is not enough.