Chapters 3 & 11: Data Management (ch3) and Analysis (ch11)

Why is corporate data so hard to manage? What problems exist? How or why have they occurred?
How does data warehousing help solve these problem?
What are the benefits of data warehousing? What are the drawbacks?
How can these drawbacks to data warehousing be addressed?
Now that we have a data warehouse, what new capabilities does an organization have?
What insights do these data analysis techniques provide for an organization?