Management Information Systems (MIS) are crucial in the retail industry for enhancing operations through technologies like point-of-sale data collection, inventory control, and supply chain improvements. Retailers such as Walmart and Amazon utilize emerging technologies for efficiency and customer engagement, while tools like Universal Product Codes (UPC) and Electronic Data Interchange (EDI) facilitate better tracking and communication. Advanced technologies, including RFID and AI, are transforming customer interactions and inventory management in the retail sector.