The recovery phase of any disaster event creates a huge requirement for manpower for cleanup, repair, and restoration.  Traditionally, a sizable segment of the manpower pool is provided by volunteers from NGOs, churches, community organizations, schools, etc.  What are the advantages to using volunteers?  What are the disadvantages?

Discuss how private business can have a dramatic impact on areas hit by major critical incidents such as the work done by Walmart during Katrina relief. Why do businesses do this and what do they stand to gain? Be sure to touch on some of the challenges of this type of response and how private response can sometimes be a negative.