The group's principal activity is to provide technology-based solutions to improve supply chain effectiveness and efficiencies. the group provides software solutions for the collaboration, execution and optimization of supply chain. collaboration solutions provide real-time synchronization of key processes across the supply chain. execution solutions provide total logistics solutions. optimization solutions use analytic tools and techniques to improve the efficiency of distribution center operations. these solutions are provided to manufacturers, distributors, retailers and transportation providers. the group's major customers include abbott laboratories, calvin klein, sara lee corporation, seiko corporation of america, siemens energy and automations, the sports authority and tibbett & britten group plc. software services accounted for 63% of 2001 revenues; Software licenses, 23% and hardware, 14%.