For most of the history of entrepreneurship, the path from idea to revenue-generating business required a predictable set of capital investments: a physical location or manufacturing capability, a team to execute the core functions the business depended on, the technology infrastructure to manage operations and customer relationships, and the working capital to fund the business through the period between its launch and its first profitable month, a period that, in most conventional business models, extended for months and often for years. These capital requirements created a significant barrier to entrepreneurship that filtered out everyone without either personal wealth or access to investors, and they concentrated the benefits of business ownership among a population with the capital to absorb the costs of entry. The convergence of AI tool accessibility, no-code platforms, digital distribution channels, and the remote work infrastructure built during the pandemic has eliminated or dramatically reduced nearly every one of these traditional capital requirements for businesses that are not in industrial or agricultural production. A service business, a knowledge business, a content business, a consulting practice, a coaching program, a digital product business, a software-as-a-service offering, an e-commerce operation, a creative services enterprise, or any of the dozens of other viable business models that do not require physical production can now be launched, operated, and scaled by a single individual with a laptop, a reliable internet connection, a clear value proposition, and access to the AI tools that execute the functions that previously required a team. The startup cost for many of these businesses, including their first month of AI tool subscriptions, can be measured in hundreds of dollars rather than tens of thousands. The time from idea to first revenue can be measured in days or weeks rather than months or years. A solopreneur, in the sense that this edition addresses, is an entrepreneur who has built a genuine business system, one that generates revenue, serves customers at scale, and creates value independently of any single client relationship, and who operates that system with AI tools serving in the roles that team members previously occupied. The distinction between a freelancer and a solopreneur is the distinction between selling your time and building a system that generates revenue while giving you the strategic latitude to decide how you invest your time, a distinction that determines whether your business is scalable and whether it has genuine value beyond your personal hourly capacity.