Guides
How to Find and Fix Broken Formulas in Google Sheets
What #REF!, #NAME?, #VALUE! and the other error codes really mean — and how to find every broken formula across a whole workbook, fix each type, and stop them coming back.
The Google Sheets Audit Checklist
A practical 12-point checklist for reviewing a spreadsheet before you trust it: formulas, references, external links, validation, protections, hidden tabs, named ranges, and more.
How to Take Over an Inherited Google Sheet Without Breaking It
A calm, step-by-step playbook for inheriting a complex sheet: back it up, map the structure, find the hidden dependencies, and understand it before you change a thing.
