. Why is it preferable to separate need identification and defining commercial equivalents into two separate stages? b. Why is early supply/supplier important?

This paperwork of INF 336 Week 3 Assignment Need Definition shows the solutions to the following problems:

a. Why is it preferable to separate need identification and defining commercial equivalents into two separate stages? b. Why is early supply/supplier important? c. What are the disadvantages of specifying by performance? What are the advantages? d. How does a supply professional know that a certain requirement is strategic?