The 2017 21st Annual Third-Party Logistics Study outlines the evolving relationship between shippers and 3PL providers, highlighting a shift from transactional interactions to more strategic partnerships. Key findings indicate that 91% of 3PL users and 97% of providers report successful relationships, with outsourced logistics contributing to cost reductions and enhanced customer service. Additionally, the study emphasizes the importance of data analytics in logistics decision-making and the growing significance of reverse logistics as product life cycles shorten.