Yes, users can leave a review for a Tasker after a task has been completed. TaskRabbit encourages users to provide feedback about their experience with the Tasker, as it helps maintain quality and improve services. After the completion of a task, you will typically receive a prompt to rate the Tasker on a scale and leave a written review. This feedback is valuable not only for the Tasker but also for other users who may be considering hiring them in the future. Reviews can include details about the Tasker's professionalism, reliability, communication, and the overall satisfaction with the job performed. To ensure a smooth process, you might want to look for specific options or guidelines on the TaskRabbit website that detail how to leave a review and any time limits that may apply.