In preparation for this research effort, review the following resources and familiarize yourself with the Airport Categories (FAA) https://www.faa.gov/airports/planning_capacity/categories established by the FAA.
Also, read the following case study which is located in the attachment section.
Grubesic, T. H., Fuellhart, K., Wei, F., & O\’Connor, K. (2017). Regional perspectives on general aviation and reliever airports: A case study of the Phoenix metropolitan area. Regional Science Policy & Practice, 9(2), 101-120.
Review the document on the role of reliever airports in the Minneapolis/St. Paul market which is located in the attachment section. 
The economic impact of reliever airports (Metropolitan Airports Commission)
Analyze the air transport system as you work to answer the following topics in APA format:
At a minimum your document should include the following topics:
o What is the general environment in the global airline industry driving delivery channel decisions?
o What factors led to the success of major metro areas to maintain their secondary and reliever airports?
o Given these projections in traffic growth and the existing air traffic delays at many of the most important hubs in the United States, do reliever airports provide an opportunity to ameliorate congestion and expand/enhance commercial operations in the United States?
o Research reflects various positive aspects of having a strong regional airport system. What are some of the negative aspects?
 Requirements:
· At least three sections, a 150-word introduction, body content containing subject headings, and wrap-up or summary.
· Include a title page with your name, course, assignment number, and title.
· Use current APA format in-text citations and include a reference page at the end.
· A minimum of 4 pages, double-spaced (not including the title or reference pages).