This document discusses SAP Customer Activity Repository, a new application powered by SAP HANA that allows retailers to analyze customer behavior and transaction data in real time. It collects data from various sources like POS systems and ERP to provide a unified view. Key capabilities include POS data management, multichannel sales analytics, inventory visibility, on-shelf availability monitoring, and predictive forecasting. The goal is to help retailers quickly analyze patterns, react to changes, and ensure the right products are available across channels. Currently, retailers struggle to analyze growing data volumes across complex IT landscapes.