Automation & WorkflowsSource date: February 7, 2026Last reviewed October 17, 2026

A first automation client worth $17,500: construction estimates in 20 seconds

When Make could not connect to QuickBooks mid-project, the builder rebuilt everything in n8n in under a week.

Subject: Chris Sharkey (AI Automation Society member)

Illustrative image, not the person featured

Case Overview & Background

A construction company spent 80 to 100 hours a week moving estimate data between Monday.com and QuickBooks, at 45 minutes per estimate. The builder promised an automation in three weeks. In week two, Make could not connect to QuickBooks, so he rebuilt the system in n8n, a tool he had never used, in under a week.

How AI Is Used

The workflow pulls project data, calculates square footage, checks for existing customers, generates the estimate in QuickBooks, and posts a link back to Monday.com. Each estimate now takes under 20 seconds.

Step-by-Step Process

Step 01Design the system first

The architecture was mapped before any automation was built.

Step 02Build in Make

A token issue blocked the QuickBooks connection.

Step 03Rebuild in n8n

Because the design existed, only the implementation had to change.

Step 04Charge setup plus monitoring

$8,500 setup and $750 a month.

Customer Acquisition & Distribution

Not described in the source.

Limitations, Risks & Failure Modes

What may not apply to you, and what could go wrong:

  • Third-party integrations can fail mid-project
  • The client savings figure ($104,000 to $156,000 a year) is the builder's own estimate
  • Self-reported in a community post

Key Takeaways

  • Price against the hours saved, not the hours worked
  • A tool-agnostic design protects the timeline
  • Monitoring retainers turn one project into recurring income

Sources

Community ForumFebruary 7, 2026

Skool, AI Automation Society: First win worth $17,500

Note: Builder's own post with pricing, tools, and client details.

Open Source
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Case ID: cs-construction-automation
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