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Comprehensive n8n Automation Guide

May 5, 2025

n8n Crash Course by Jonno

Introduction

  • n8n Overview: An automation platform that helps automate mundane tasks.
  • Purpose: This crash course aims to take beginners to professional-level proficiency in a few hours.
  • Use Cases: AI assistants for document management, task management, social media, calendar, and email automation.

Getting Started

  • Avoid long documentation by using practical examples and videos.
  • n8n vs Competitors: More economical than Zapier and Make.com.
  • Hosting: Can be self-hosted for free or hosted on n8n's platform.

Building Workflows

First Workflow: Lead Management

  • Scenario: Automate lead management for service-based businesses.
  • Steps:
    • Add leads to Google Sheets upon website inquiry.
    • Send email and notify the team for immediate follow-up.
    • Workflow increases conversion by 391%.

Second Workflow: AI Assistant

  • Purpose: Create an AI agent to manage daily tasks.
  • Capabilities:
    • Connect with Google Calendar to manage events.
    • Use OpenAI for chat model integration.
    • Implement memory for conversation continuity.

Third Workflow: Daily Reports

  • Objective: Generate daily reports of uncontacted leads.
  • Components:
    • Fetch leads from Google Sheets.
    • Filter out contacted or rejected leads.
    • Email report of pending leads.

Advanced Topics

Data Types and Structures

  • Common Data Types: Text, Numbers, Boolean, Date, Binary.
  • Advanced Structures: Arrays (lists), Collections (objects).
  • JSON Handling: Key-value pairs essential for data manipulation.

Using Webhooks and HTTP Requests

  • Webhooks: Receive data to trigger workflows.
  • HTTP Requests: Send data externally to applications not natively supported by n8n.

Building a RAG System

  • Concept: Create a system to retrieve information efficiently from stored data.
  • Steps:
    • Convert PDFs to text via Google Drive.
    • Utilize a Vector Store for semantic data storage.
    • Implement AI for data retrieval and query response.

Conclusion

  • Final Thoughts: Mastery of n8n enables automation of diverse business processes.
  • Resources: Blueprints and further learning available through Jonno's community and school.
  • Encouragement: Encourage hands-on practice for effective learning and mastery.

Additional Resources

  • Blueprints: Available in the description for practical implementation.
  • Community Support: Access to group calls and additional content via Jonno's school platform.