n8n Google Sheets OAuth Setup: Connect Your Account and Fix Permissions
Set up Google Sheets credentials in n8n and troubleshoot OAuth redirect errors, missing spreadsheets, permission failures, and expired access.
Guides and tutorials
Practical walkthroughs for building, configuring and troubleshooting n8n workflows.
Contact Form to CRM with n8n: Validate, Deduplicate and Route Leads
Design a reliable n8n contact-form-to-CRM workflow with field validation, consent handling, deduplication, assignment rules, and failure alerts.
n8n Error Workflow Setup: Alerts, Retries and Execution Logs
Learn how to design n8n error handling with Error Trigger, alerts, execution inspection, retry policies, and safeguards against duplicate actions.
Automate Gmail to Google Sheets with n8n: A Practical Build Guide
Turn selected Gmail messages into structured Google Sheets rows with n8n, while preventing duplicates and protecting private email data.
WooCommerce Order Notifications with n8n: Reliable Alerts Without Noise
Plan a WooCommerce-to-n8n order notification workflow with event verification, status filters, duplicate prevention, and privacy-conscious team alerts.
n8n Invoice Reminder Workflow: Follow Up Without Sending Duplicate Emails
Design invoice reminders in n8n with due-date checks, payment-state verification, customer preferences, idempotency, and escalation rules.
n8n Lead Scoring Workflow: Qualify Prospects and Sync Results to Your CRM
Create a transparent n8n lead-scoring design using explicit criteria, CRM upserts, audit trails, and optional AI-assisted classification with human review.
Client Onboarding Automation with n8n: A Practical Workflow Plan
Plan client onboarding in n8n with contract gates, project creation, welcome emails, access requests, and safe retries.
Shopify Order Alerts with n8n: Filter, Deduplicate and Notify Your Team
Design Shopify-to-n8n order notifications that respect payment and fulfillment status, prevent duplicate alerts, and protect customer information.
n8n Lead Qualification and CRM Routing: Build an Auditable Sales Workflow
Route qualified leads to the right CRM owner using n8n validation, explicit decision rules, deduplication, and optional AI classification.