WhatsApp Follow-up & Review Agent for Home Service Businesses

This two-part n8n workflow handles the entire post-job customer follow-up process for home service businesses (plumbers, cleaners, HVAC, electricians, etc.) — fully automated. --- How it works --- Part 1 — Automatic Follow-up Sender: A scheduler runs hourly and checks your Google Sheet for pending jobs. For every pending customer, it sends a WhatsApp follow-up message asking about their experience. Status is updated automatically in the sheet. Part 2 — AI Sentiment Reply Handler: When a customer replies on WhatsApp, the workflow: → Extracts their message and phone number → Analyzes sentiment using Groq AI (Llama 3.3 70B) → If HAPPY → sends a Google Review link automatically → If UNHAPPY → sends an apology to the customer + instant WhatsApp alert to the business owner --- Connected Tools --- — WhatsApp Business API (Meta) — Google Sheets (customer job tracker) — Groq AI (sentiment analysis) — n8n (workflow engine) --- Prerequisites --- — Self-hosted or cloud n8n instance — WhatsApp Business API access + approved message template — Groq API key (free tier available) — Google Sheets with customer job data --- What's included --- — Ready-to-import n8n JSON file — Google Sheets template — Setup guide (markdown)