Unlock the power of Excel in your financial models with this comprehensive guide to key formulas—from scenario switches and lookups to capacity constraints and dynamic text. You’ll learn when and why to use INDEX, OFFSET, CHOOSE, XLOOKUP, and SWITCH for scenario analysis; harness MIN to enforce capacity limits; and leverage CONCATENATE, CONCAT, TEXTJOIN, and the & operator to build clear, automated labels. Each section flows logically into the next, giving you a single resource to master formula-driven modeling.