Explain two major reasons why it is expensive to develop enterprise information systems in-house. Explain the advantages of inherent processes. Define and differentiate among CRM, ERP, and EAI. Explain how CRM and ERP are more similar to one another than to EAI. Name and describe four sources of challenge when implementing enterprise systems. Describe why enterprise systems management must be collaborative.

Explain two major tasks required to identify requirements gaps. Summarize challenges of transitioning to an enterprise system. Explain why employees resist change, and describe three ways of responding to that resistance.