Mark Johnson, President & CEO of Loyalty 360, asks attendees of CRM Evolution, held in New York, August 8-10, 2011: "What are the greatest opportunities brands have to engage with their customers and clients?" Respondents are Vinay Iyer, SAP, Rebecca MacDonald, Attensity and Steve Chirokas, VoltDelta, LSSiDATA. We invite you to share your thoughts below.