the crash of the mortgage industry, writing homework help

Research the crash of the housing market back in 2008 and answer the following questions blow:

What was the housing industry like before the crash of the mortgage industry
What was the process to get a home?
How did the process change to get a home?
What practices were fair when purchasing a home? List and explain
What were the unfair when practices? Why?
Name the companies that got caught in this mortgage scandal and what were they doing. Name and explain two companies
How has the mortgage industry changed since the crash?
Do you think is it harder to get a home now?
What things would you change about the mortgage industry now?
Do you think having a contract is important when purchasing a home?