The PMBOK Guide emphasizes the importance of iterative and incremental delivery in project management, especially for projects that need to be deployed quickly. This approach allows for early feedback from the customer, which can be used to make necessary adjustments and ensure that the solution meets the customer's needs. It also helps to manage risks and uncertainties associated with the project. References: PMBOK Guide, 6th Edition, Chapter 6: Project Schedule Management, Section 6.5: Develop Schedule