The first post in a series on supply chain resilience explores the increasing complexity and globalization of modern supply chains, highlighting the potential disruptions from natural disasters, pandemics, geopolitical tensions, and fluctuating market demands. It emphasizes the importance of real-time visibility, achieved through technologies like IoT sensors, GPS, and RFID, as essential for enhancing supply chain resilience by enabling quick adaptation and maintaining core functions during disruptions. Real-time data allows for improved inventory management, customer service, and decision-making by providing accurate delivery estimates and identifying inefficiencies. The text argues that supply chain resilience, characterized by flexibility, agility, redundancy, and risk management, is crucial for mitigating risks, maintaining operations, and ensuring customer satisfaction, making real-time visibility not just a competitive advantage but a necessity for profitability.