The assignment discusses the importance of Information Technology (IT) systems in gaining competitive advantage in the market. It highlights Tesco's successful adoption of various technologies, including GPS and IT systems, to increase customer base and market share. The potential areas for creating a competitive industry are identified, with recommendations for implementing an end-to-end business process, 'Tesco in a box', which integrates existing systems and applications into a common application. Overall, the analysis suggests that Tesco uses IT systems successfully to gain a competitive advantage.