How Successful Companies Use Digital Marketing to Accelerate Sales and Improve Customer Retention The digital media revolution has totally transformed the way brands acquire, grow and retain customers. We are experiencing a shift in the way people communicate. All marketing is becoming direct marketing and serving has become the new selling. To acquire and retain customers companies must serve customers by delivering relevant and timely information to them when they want and when they need it. Email has firmly been established as the most trusted and preferred channel of direct communication with customers.