Retailers should be "quickly" moving their advertising budgets away from print to mobile as customers' consumption of media continues to shift towards digital devices, according to Walmart vice president of media and digital marketing Wanda Young. Speaking to The Drum following her talk at the Mobile Marketing Association’s (MMA) London Forum yesterday, Young said that the retailer and parent company of Asda, is working to push out less print-based advertising as it looks to target millennials.