Retailers must be able to quickly respond to the post-COVID world, which is marked by rising costs, changing shopping behaviour, and safety norms. This will require a paradigm shift in how retailers work. The only way to go is to provide the resilience required for unlocking exponential value and making decisions with confidence backed by big data, predictive analytics and intelligent real-time personalized and localized insight. TCS Optumera™, an AI-powered retail optimization suite, optimizes merchandising as well as supply chain decisions in a holistic manner. Retailers have seen a 3-5% increase in sales, a 50% reduction in time spent, 5x greater strategies, and a 20-30% decrease in costs. Complete customer basket across channels, taking into account demand transferability, customer choice set, predictive analytics, and competitive assortment.