Send vendor follow-up emails for overdue POs with Google Sheets and Gmail

About

Chasing vendors for overdue Purchase Orders (POs) is a manual, repetitive task that eats up hours of procurement time. This workflow automates that entire process—intelligently. It doesn't just send emails; it batches multiple overdue orders into a single message per vendor and includes a 7-day "anti-spam" cooldown to ensure you aren't nagging your suppliers every single day. 🎯 The Problem Manually checking spreadsheets for overdue dates is slow. Sending individual emails for every single PO