Field notes · Built in public

Inbound operations, built in public.

Production teardowns, founder essays, and tactical playbooks on Instagram DM automation, WhatsApp lead qualification, and the inbound sales infrastructure event companies actually book from.

64 postsNew drops weeklyBy the FusionSync team

Trigger n8n From Google Forms in 5 Minutes: Webhook Recipe

Send Google Forms responses to n8n in five minutes with an Apps Script webhook trigger. Pre-built payload, retry logic, and zero polling.

Hardening Self-Hosted n8n: TLS, Auth, and IP Allowlist

A field guide to securing a public-facing n8n instance: header auth, IP allowlists, webhook secrets, and rotation that survives Certbot.

Auto-Rotating n8n SSL With Certbot: Renewal Failure Fix

Set up Let's Encrypt auto-renewal for self-hosted n8n with Certbot, then diagnose the three failure modes that silently break SSL.

n8n on Docker With Nginx and Let's Encrypt HTTPS (2026)

A 2026 walkthrough: self-host n8n in Docker behind Nginx with a Let's Encrypt certificate, on any Ubuntu VPS, in under thirty minutes.

How My Telegram Agent Learned to Build n8n Workflows

The n8n MCP wired into a dockerized Cursor Agent. How an always-on Telegram bot now builds, deploys, and runs its own workflows from a DM.

B2B SaaS Lead Response Benchmarks: 2026 Team Playbook

B2B SaaS lead response benchmarks show the gap between 47-hour teams and sub-5-minute systems. Here is what to fix first.

The CPU Era of AI: Why I Am Not Buying a GPU in 2026

The CPU era of AI is real for tool calls. The LLM layer is still GPU-gated. I tested it on a $9 VPS. Here is why I am still renting tokens.

Meta Ads 2026: Sabri Suby's Framework, Made Operational

Sabri Suby's framework names every variable that decides Meta ad math. Here is how to apply it to service businesses in 2026.

Meta's WhatsApp Business AI: What Event Companies Miss

Meta launched Business AI inside the WhatsApp Business app in May 2026. Useful for solo operators. Insufficient for inbound-heavy event teams.

Obsidian + Claude Code: My LLM Wiki for Competitive Intel

RAG rediscovers knowledge every query. Karpathy's LLM Wiki compiles it once. Here is the Obsidian + Claude Code setup I use to track competitors.

WhatsApp Bans 2026: How Event Companies Stay Out of the Red

WhatsApp banned 5.9M Indian accounts last March. For event companies, ban risk is an architecture problem, not a compliance checklist.

WhatsApp Flows for Event Lead Qualification in 2026

WhatsApp Flows turn messy event enquiries into structured date, guest, budget, and CRM data without sending buyers to a form.

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