This document provides an overview of inbound marketing. It discusses how consumer buying habits are changing as people spend more time online, and how marketing must shift from outbound interruption tactics to inbound strategies that attract and engage customers. The key aspects of inbound marketing are creating valuable content to draw in visitors and drive traffic to a company's website, then nurturing those leads through the sales funnel with additional content until they convert to customers. Tracking metrics at each stage allows measuring the ROI of inbound marketing campaigns.