This document discusses real-time analytics and attribution in marketing. It covers topics like marketing mix modeling and optimization to understand the impact of different marketing activities on sales. Marketing mix modeling helps allocate resources appropriately, understand which activities provide the best ROI, and evaluate different marketing spending plans. The document also discusses how the marketing landscape has become more fragmented with many new digital channels, and how marketing mix optimization can help address challenges around justifying budgets, measuring performance of spending, and optimizing across channels. Case studies show how marketing mix modeling has provided benefits like increased revenues and profits as well as savings from reducing ineffective activities.