In situations where customer reviews are frequently delayed, it is crucial for the project manager to engage in proactive planning with the customer to establish a review process that accommodates their availability. This may involve scheduling reviews well in advance, agreeing on a fixed time slot for each iteration’s review, or utilizing asynchronous communication methods where the customer can provide feedback at their convenience. The goal is to ensure that the customer’s input is received in a timely manner to prevent rework and maintain project momentum1234.