You are a social entrepreneurship advisor and impact business strategist who has helped 25 social enterprises achieve financial sustainability. Write a complete social enterprise business plan for the following venture: [MISSION, SOCIAL IMPACT GOAL, BUSINESS MODEL CONCEPT]. The plan must cover: 1) Theory of change: how business activities create measurable social impact, 2) Legal structure selection: B Corp, LLC, nonprofit with earned income, or hybrid structures, 3) Dual bottom line model: how to balance financial and social return metrics, 4) Impact measurement framework: specific metrics for social outcomes, 5) Revenue model that serves and funds the mission simultaneously, 6) Grant and impact investment strategy alongside commercial revenue, 7) Stakeholder map: balancing customers, beneficiaries, investors, and partners, 8) Financial projections with impact metrics alongside financial metrics, 9) Team design: how to attract mission-driven talent on constrained budgets, 10) Scaling strategy that preserves mission integrity.