The Office of the Parliamentary Budget Officer (OPBO) provides independent, non-partisan financial and economic analysis to support Canada's Parliament. Services include macroeconomic and fiscal policy analysis, budgetary analysis, and costing of proposals. The target audience is parliamentarians and committees. The unique selling proposition is its independence and authoritative analysis, enhancing budget transparency and accountability. The OPBO's mandate includes estimating the financial cost of election campaign proposals and supporting informed parliamentary debate[1][3][4].