CASE STUDY · CLEANING OPERATIONS
How Oscar's Team Turned WhatsApp Into Operations.
A six-month deployment report from a Hong Kong cleaning company.
CHALLENGE
A husband-and-wife team buried in 2+ hours of admin every day.
Oscar and his wife handled every WhatsApp inquiry by hand — collecting customer info, writing invoices, reconciling at month end. Daily admin ran over 2 hours, with peak-season inquiries spilling unanswered into the night.
SOLUTION
From intake to invoice, WhatsApp on autopilot.
AI Intake — WhatsApp Cloud API + n8n + Gemini
Customer data auto-flows into Google Sheets
Staff WhatsApp commands trigger invoice PDFs
Month-end reports auto-aggregate
ARCHITECTURE
How the stack fits together.
- Customer
- WhatsApp
- n8n
- Gemini
- Sheet / Drive
- Invoice PDF
- → Customer
RESULTS
Six months of real numbers.
Metric
Before
After
Daily invoice time
2 hours
5 minutes
Monthly confirmed jobs
~90
~110
Missed WhatsApp replies
Frequent
Near zero
Customer intake time
8 min avg
2 min avg
SCREENSHOTS
Real WhatsApp screenshots.
QUOTE
"My wife used to spend her whole afternoon on admin. Now she's with the kids instead."
— Oscar, Founder
⚠️ Quote placeholder — pending Oscar's approval to publish.
GET STARTED
Start Building Smarter Operations.
Book a free WhatsApp Workflow Audit and see how AI can cut admin time and lift operational efficiency for your business.