Microsoft's spreadsheet program can do way more than you might imagine. These are the hacks and tricks you need to know.

Learn the difference between Excel COUNT and COUNTA, plus TEXTBEFORE and TEXTAFTER tricks, so you clean text and totals with ...

Learn how GROUPBY passes both subset and full arrays into LAMBDA in Excel, letting you compute percent shares fast and explain results clearly.

Gone are the days of searching for high-quality graphics on the web and worrying about permissions, copyright, and royalties.

Note: Our Poll Dance survey has this week off but will be back next week.

A roundup of the most-read Carolyn Hax columns of 2025 includes a woman’s birthday obsession, a flight-tracking in-law and a petty inheritance decision. Tensions can run high during the holidays.