After reading the background sources, please write an essay addressing the following questions.

1. Compare and contrast the functions normally associated with 4PLs to those of 3PLs.
2. What are the factors responsible for more and more companies relying on the services of 4PLs?
3. Explain why it is important to establish metrics that can help determine the value a 4PL can contribute to the supply chain, before entering into these agreements.
4. Would you consider Unysons logistics solutions, as devised for Big Lots, to be consistent with the role of a 4PL in adding value to a supply chain? (Explain and illustrate.)

Assignment Expectations

Describe, compare and contrast the roles of traditional logistics service providers with the roles of virtual logistics service providers. Demonstrate an in-depth knowledge of why virtual logistics services are important, the reason for increased specialization among third and fourth party service providers, and how these services support collaborative logistics management initiatives. Skillfully integrate information from previous logistics courses with information obtained from this courses readings.

General Case Expectations

• Write a well-constructed essay. Feel free to use tables and bulleted lists, if appropriate.
• The readings may not provide specific answers. In that event, you will need to fill in the gaps, using your understanding of the material presented in the module, and the background sources.
• Style and format must comply with the Writing Style Guide. (TUI Guide, n.d.) This is not an English course; however, errors in spelling, grammar and style will be penalized.
• Provide citations and references. Use of APA style is encouraged, but not required. Please see the TUI Writing Guide, or visit the Purdue Online Writing Lab (OWL, 2015).
• There is no page requirement. Write what you need to write, neither more nor less.
• Upload your Case before the end of the module.