Business in the 21st Century now happens in a global, real-time economy. As profit margins are relentlessly squeezed and products are rapidly commoditized, agility is what differentiates companies and enables them to compete and prosper. Agility is enabled by systems architecture composed of legacy IT combined with SOA, server virtualization, grid computing, software-as-a-service and consumer electronics. A business case study is presented along with lessons learned that illustrate the concepts of business and IT agility.