What are the challenges of implementing such a system? Who are the key vendors in the chosen system?

In your own words, describe the key drivers of information systems infrastructure evolution. Choose one current information systems trend and describe the value it is providing to the enterprise. Identify two challenges in managing the infrastructure and how the industry is providing solutions for those challenges. Feel free to choose readily available solutions.
Have you heard the acronyms: ERP, SCM, CRM? They are enterprise resource planning, supply chain management, and customer relationship management respectively. Choose one of the three systems and describe its value to the organization. What are the challenges of implementing such a system? Who are the key vendors in the chosen system?