Automate Shopify inventory reordering with predictive analytics and Google Sheets

This workflow automates inventory management and predictive reordering for Shopify stores. It integrates Shopify, Google Sheets, and Slack to monitor inventory levels, calculate dynamic reorder points based on sales velocity, and automate supplier communication. The workflow helps prevent stockouts, reduces overstock, and streamlines the purchase order process with minimal manual intervention.

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Key Features

- Automated Inventory Monitoring: Fetches real-time inventory, product, and order data from Shopify and Google Sheets. - Predictive Reordering: Calculates sales velocity and dynamic reorder points for each SKU. - Supplier Communication: Automatically generates and sends purchase orders (POs) to suppliers via email or API. - Multi-Warehouse Logic: Checks for possible stock redistribution before triggering new orders. - Business Rule Enforcement: Applies custom rules (MOQ, budget, business days, approval thresholds). - Real-Time Alerts: Notifies stakeholders via Slack about critical stock risks and slow-moving products. - Comprehensive Logging: Updates purchase order logs and analytics dashboards for full traceability.

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How to Configure

1. Shopify Integration - Create a [Shopify Private App](https://shopify.dev/docs/apps/auth) and obtain your API credentials (API key, password, and store URL). - In n8n, set up Shopify credentials using these details.

2. Google Sheets Integration - Prepare three Google Sheets: - Inventory Master: Contains SKU, product details, and ideal stock levels. - Suppliers: Contains supplier contact information and SKU mapping. - Purchase Order Log: Tracks all generated POs. - Share these sheets with the Google account connected to n8n and set up Google Sheets credentials.