Surveys of marketers often sadly show that marketers are unable - or unwilling - to measure their mobile ROI. Yet they are asking for more money to fund the efforts. Pete Teigen (@teigenp), the mobile leader of IBM's Institute For Business Value, polled 1,000 businesses around the world to determine returns on investments. Many perform well, but 50% of the largest companies doing mobile are operating on an ad hoc basis rather than in a strategic fashion. Learn from those that are winning and follow their path.