For years, building dashboards in Excel meant juggling helper columns, dragging formulas across endless cells, and praying your pivot table wouldn’t collapse under its own weight. But that’s changed.

Formulas are one of the most important components of an Excel sheet and as such, deserve–warrant–protection. You don’t want users accidentally changing formulas and impacting the purpose of your work.

Prevent broken formulas using tables, validation rules, separate worksheets, named variables, and the power of LAMBDA.