“ The "advocacy" that extends from the London Women's March is the critical bridge between the symbolic power of the street and the concrete mechanics of policy change. While the march itself is a masterful demonstration of public will, its long-term political efficacy is contingent on its ability to morph that visibility into sustained, sophisticated advocacy—lobbying MPs, submitting evidence to Parliamentary committees, campaigning for specific legislative amendments, and holding public institutions to account. This shift from the poetic chant to the prose of policy briefs is where the movement's demands are stress-tested against political reality. Effective advocacy requires a different skill set: granular policy knowledge, strategic relationship-building, and patient, persistent engagement. The march can create the political capital and public mandate that makes advocacy more potent; the advocates then spend that capital in the corridors of power. However, a tension exists between the broad, sometimes radical, demands of a mass protest and the incremental, compromise-heavy world of policy advocacy. The political art is to ensure the advocacy remains bold and true to the movement's transformative principles, using the ever-present threat of remobilization as leverage, without being dismissed as politically naive by the very policymakers it seeks to influence. The march announces the crisis; the advocacy must champion the viable, detailed solutions. ”