The growing demand for consumption and consumers higher demand level in terms of service and product quality influence the aggressiveness and competitiveness of global markets. To cope with consumers demands and meet their expectations, companies must invest in its supply chain to support their resilience and market survival. Information technology is a strong ally to logistics when it comes to reduce costs, improve service quality and processes and increase the control over the supply chain without affecting the company s goals. Among the advantages of the WMS (Warehouse Management System) there are the optimization of inventory management, processes and warehouse technology. There are, however, critical factors, risks and challenges that influence the complexity and the success of systems implementation. The aim of this work is to conduct a case study about the key drivers that influence managers in the decision to adopt a WMS in their warehouse and the critical factors faced by a project team that was part of the implementation of a WMS in the warehouse of an entertainment company. The authoress of this work was part of the project team and participated in all of its phases. The results include a parallel between the main challenges faced by the implementation team; the risks forecasted by the team at the beginning of the project; and the critical factors mapped in the Literature Review chapter about project implementation. The second outcome is a survey of which of the motivators that influenced managers in their decision to adopt the system in their warehouse were achieved in the end of the project.