This document is a guide designed to assist third-party logistics (3PL) providers in preparing for the peak shopping season. It outlines the importance of early planning and proactive communication with customers to effectively forecast demand and allocate necessary resources. The playbook includes a checklist for customer communication and forecasting, emphasizing the need for accurate data to avoid fulfillment issues. Additionally, it discusses internal forecasting, focusing on warehouse efficiency and labor management to meet increased order volumes. The guide also features expert advice on working with freight carriers, highlighting trends such as shifts in consumer behavior and the importance of sustainability in shipping practices. It stresses the need for 3PLs to secure competitive shipping rates early and adapt to evolving market conditions to optimize operations during the peak season. Various resources, including an infographic and an e-book, are provided to support 3PLs in their preparations.