This concluding chapter distils the SEWA framework (Start, Evolve, or Walk Away) as a practical strategy for competing in the fast-scaling space economy. Designed for entrepreneurs, investors, policymakers, space agencies, and legacy aerospace firms, the SEWA framework enables evidence-based decisions on when to launch a new venture, pivot existing capabilities, or exit projects. It addresses the sector’s defining challenges: rapid technological change, high capital intensity, regulatory complexity, and geopolitical uncertainty. Emphasising metrics-driven reviews and portfolio discipline, the chapter shows how SEWA counters sunk-cost fallacies, institutional inertia, and mission drift while fostering agility, resilience, and ethical stewardship. It situates the SEWA framework in emerging trends, satellite miniaturisation, in-orbit servicing, commercial lunar missions, and the fusion of space data with terrestrial analytics, and illustrates its application through cases including SpaceX, Sitael, and ISRO. The result is a mindset and method for aligning vision with action, balancing ambition with constraints, and building strategically sustainable, globally inclusive space businesses and programs. SEWA framework equips leaders to decide with clarity, adapt with speed, and exit with discipline in a multi-trillion-dollar space economy.