A free, verified Excel rent ledger for small landlords: partial payments carry forward correctly and late fees are calculated — not typed in — without stacking on old balances.
Free Excel recipe cost calculator with automatic g/kg/oz/lb conversion and yield-adjusted food cost %. Verified formulas, no signup required.
Free Excel invoice tracker with AR aging (0-30/31-60/61-90/90+) that ages the remaining balance after partial payments, not the full invoice.
Free Excel tip pool calculator: split tips by hours and role weight, with an optional back-of-house share. Payouts always add up to the exact total.
A verified Apps Script that exports one specific Sheets range as PDF and emails it daily, weekly, or monthly — no fragile export-URL hacks, built-in duplicate-send guard.
A verified Apps Script deletes duplicate rows in Google Sheets the instant they’re added, no Trigger tab setup, and a bug most versions miss.
How to sync two Google Sheets automatically when IMPORTRANGE stalls, with a verified Apps Script alternative and when to use each.
The exact Apps Script error text, what causes it, and the fix — from TypeError to authorization errors, verified where sandbox code can prove it.
Every Apps Script quota and limit as of August 2026, in one table, plus a guard script that stops triggers from failing silently.
A verified Apps Script that saves new Gmail attachments to Drive and logs each file to a Sheet, without grabbing inline images or overwriting duplicates.