As you create Excel spreadsheets for your small business, time and date functions frequently add both convenience and programming capability to your workbooks. There's good news with date functions.

Excel allows defined functions to be executed in Worksheets by a user. Instead of a formula based on the color of a cell, it is better to write a function that can detect the color of the cell and ...

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

Replace legacy formulas with MAP, BYROW, BYCOL, SCAN, and REDUCE to build secure, scalable, and automated spreadsheets.