This document discusses personalization and hyper-targeting in digital marketing. It defines personalization as tailoring marketing messages to individual customers based on their interests and behaviors. Hyper-targeting is a more advanced form that considers additional granular data like purchase history and location. The document explains that personalization and hyper-targeting are important because they can improve the customer experience, increase ROI, and help businesses effectively reach their target audience. It provides examples of how to implement these strategies, such as using customer, AI, and third-party data to segment audiences and create personalized messages.