2-2 How do systems serve the different management groups in a business, and how do systems that link the enterprise improve organizational performance? Describe the characteristics of transaction processing systems (TPS) and the roles they play in a business. Describe the characteristics of business in- telligence and explain why it is important in terms of decision-making. Identify which layer of management is most likely to use MIS and why. Describe how business intelligence systems also address the decision-making needs of senior management. Explain how a digital dashboard works. Explain how and why an organization might want to implement enterprise appli- cations. What might be involved? Explain how customer relationship manage- ment helps an organization manage their interactions with customers.