Send vendor follow-up emails for overdue POs with Google Sheets and Gmail
Ready for 3.0Ready for 3.0. This template uses no nodes that n8n 3.0 removes. No removed nodes, versions or helpers found. Static check, last run 2026-10-19.
What this workflow does
This workflow has 8 nodes and runs on a schedule (every day at 09:00). Along the way it connects Google Sheets and Gmail.
How it runs
Trigger: On a schedule (every day at 09:00).
- Read PO (Google Sheets): uses Google Sheets
- Read Vendors (Google Sheets): uses Google Sheets
- Filter + Normalize (Code): runs custom JavaScript code
- Merge: merges the data from its input branches
- Group by Vendor (Code): runs custom JavaScript code
- Update PO Sheet (Google Sheets): update
- Send Email (Gmail): uses Gmail
Services it uses
Before you upgrade to n8n 3.0
Nothing in this workflow is removed in n8n 3.0, so it should import and run after the upgrade.
Nodes used (5)
- Schedule Trigger
n8n-nodes-base.scheduleTrigger - Google Sheets
n8n-nodes-base.googleSheets - Code
n8n-nodes-base.code - Gmail
n8n-nodes-base.gmail - Merge
n8n-nodes-base.merge
From the author
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…