Serial fiction authors face a product challenge where success complicates story management. As stories grow, authors struggle to keep track of numerous details in their heads. Essential information can include character state changes, power dynamics, faction relationships, unresolved plot points, timelines, and publishing notes. This becomes a workflow issue rather than just a writing one.Typical writing tools focus on prose or outlines, but serial authors need a system to record established facts and catch inconsistencies. The author observed that a template system, rather than a full writing app, better addresses these needs. The initial version of the product was intentionally kept small, featuring a story bible template, a consistency checklist, and specific prompts for characters, relationships, and worldbuilding.The focus was on identifying repeatable decision points authors encounter before publishing each chapter, avoiding a large database from the outset. A valuable product lesson emerged: for small tools, focusing on a narrow workflow can be more impactful than offering broad features. Instead of asking what a product can do, it's more effective to ask what users forget, check repeatedly, or what mistakes become costly later.Continuity is a prime example of an expensive mistake for serial writers, as readers keenly remember world rules, relationships, and promises. A simple checklist can significantly reduce friction. The author developed a free "story bible lite template and chapter consistency checker" called SerialForge. This tool is designed for authors creating long-running serials across various genres and platforms. While a paid version exists, the free offering is intended to be independently useful. The broader lesson is that for small product development, identifying workflows with messy notes, repeated checks, and high-cost mistakes provides ample scope for a functional initial version.