Send promo code expiry alerts using Webhook, Google Sheets, Gmail and Slack

Promo Code Expiry Alert System

> Webhook, Google Sheets, Gmail & Slack

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This workflow automates promo code management by receiving data via webhook, validating expiry, storing it in Google Sheets and sending alerts through Gmail and Slack based on urgency. It ensures teams never miss expiring promotions and can act proactively.

Quick Implementation Steps

- [Import the workflow JSON into your n8n account](https://n8n.partnerlinks.io/om1efg2qgvwi) - Configure Webhook node and test with sample data - Connect Gmail, Google Sheets and Slack credentials - Update sheet columns and Slack channel IDs - Activate workflow and start sending POST requests

What It Does

This workflow automates the complete lifecycle of promo code tracking and alerting. It starts by receiving promo data through a webhook, which can be triggered from any external system like a form, API or application. The data is then normalized to maintain consistency across all fields.