An operational financial timeline is a strategic roadmap that outlines the key financial milestones and [[cash flow]] projections for a startup over a specific period, typically spanning from the initial stages through to profitability or a significant funding event. It includes detailed plans for revenue generation, expense management, fundraising activities, and investment allocation. This timeline is important for startup founders as it helps them anticipate financial needs, manage resources efficiently, and make informed decisions to ensure business sustainability and growth.