30DC, Inc. provides digital marketing services, training, and Web-based tools and platforms to self-publishers for the monetization of digital content. It operates through four business units: The Challenge, The Immediate Edge, MagCast, and Market ProMax. The Challenge business unit offers a free module-based training program designed for individuals to learn about Internet Marketing at their own pace. This education program has approximately 100,000 online members. The Immediate Edge business unit provides subscription-based Internet marketing programs on the Web. Its course content includes advice on selling digital products and services, building subscribers for a MagCast or new digital publication, how to run membership sites, affiliate management systems, rewards programs, and search engine optimization services. The MagCast business unit develops digital publishing platform, which enable self-publishers to publish and deliver their online content on Apple Newsstand. The Market ProMax business unit provides an online marketing platform that allows the creation of digital products and building of e-Commerce marketing Websites, such as review sites, marketing and promotion sites, membership sites, video squeeze pages, and Webinar product launches.