The significance of “project timelines” in deliverables is that they establish clear expectations for when tasks should be completed. Timelines help teams prioritize activities, allocate resources efficiently, and manage stakeholder expectations. By adhering to established timelines, organizations can monitor progress and identify potential delays early, allowing for proactive adjustments. This structure fosters accountability and enhances overall project management practices, contributing to timely and successful delivery of results. Meeting deadlines also builds trust with stakeholders and strengthens organizational reputation.