1. Sheet 'Inputs': Period, Scenario, Entity cells (data validation lists).
2. Sheet 'P&L': HsGetValue formulas referencing Inputs.
3. Variance columns (Actual vs Budget) with Excel formulas and conditional formatting.
4. Smart View > Refresh All to update every sheet.
5. Optional: a VBA button calling HypMenuVRefreshAll (see the refresh with VBA guide).