Respond to all 4 discussions with 250 words in each discussion.

1 : "e-Commerce and Security Measures"

• Describe the fundamental advantages and disadvantages of e-Commerce, as compared to traditional commerce. Next, identify what you believe to be the most widely used business model of e-Commerce, and give your opinions as to why the model you have identified is most widely used. Justify your response.

• It is common knowledge that Cyber Monday is a most commonly known event in the e-Commerce world. Explain the main reasons, related to security, why Cyber Monday may not be as important as it once was. Provide a rationale for your response.

2 : "Globalization"

• Use the Internet to research articles on organizations that successfully go global and adopt global information systems. Next, select one (1) organization that successfully went global and adopted global information systems. Then, explain the overall manner in which the organization in question has benefited from its globalization. Include at least two (2) examples of such benefits to support your response.

• Describe the four (4) organizational structures (Multinational organizational structures,Global organizational structures, International organizational structures and Transnational organizational structures) which determine the architect of a global information system.

Next, identify one (1) obstacle to the design and implementation of a global information system, and explain one (1) way in which an organization can overcome the obstacle in question.

3 : "Information System and Enterprise Systems"

• Identify the key factors that companies should consider when deciding whether to buy or to build their own information systems. Explain your rationale.

• Select one (1) type of the four (4) enterprise systems (i.e., supply chain management, customer relationship management, knowledge management systems, and enterprise resource planning), and speculate on the main issues that companies may encounter when implementing the type of enterprise system that you have selected. Next, suggest two or three (2 or 3) general techniques that companies could use in order to mitigate the issues in question.

4 : "Management Support Systems"

Please respond to the following:

• Review the main management support systems discussed in Chapter 12 of the textbook. Next, select one (1) such system, and describe its key components, capabilities, and the overall manner in which an organization could benefit from it. Include one (1) example of such application and related benefit(s) to support your response.

• Recommend two (2) strategies for designing a successful management support system for an organization. Provide a rationale to support your response.