This document is a guide that discusses the significance of customer advocacy in driving sustainable growth for Direct-to-Consumer brands. It outlines how customer advocacy, traditionally managed by marketing teams, has become crucial for CFOs in enhancing business economics. The guide presents the concept of 'Earned Growth', introduced by Fred Reichheld, which measures the revenue generated from existing customers and their referrals without additional marketing costs. By focusing on earned growth, businesses can benefit from improved retention rates, lower customer acquisition costs, and enhanced profitability. The Mention Me platform is highlighted as a tool enabling brands to discover and nurture advocates effectively. Additionally, the document emphasizes the long-term financial benefits of adopting an advocacy-first mindset, such as forecasting accuracy and sustainable margin improvements. It calls for CFOs to actively engage in advocacy strategies, recognizing their potential to directly impact the company's financial performance.