In this lesson, best-selling author Tim Ferriss details the ways in which a small start-up can become a global success on a low budget by utilizing the customers themselves as a research and marketing tool.本次课程中，蒂姆将为小型初创企业详细介绍一条发展路径，那就是把自家的客户作为研究和营销利器，不必太多花费，就能成为一家享誉全球的企业。