Andrei Ilkaev
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Blog

Deep dives on marketing and automation - real architecture and real numbers, not a rehash of someone else's guides.

28 August 2026 · 7 min · AI agents

From 34 minutes to 40 seconds: what an AI gatekeeper actually cost me

Response time, conversion, money and team hours - before and after. What broke in production and where I rolled back.

July 21, 2026 · 9 min · Analytics

Business dashboard: a live example and how to build one

Live blocks of a demo dashboard right inside the article: KPIs with plan and run-rate, a sales funnel, plan-vs-actual by rep. When Excel is enough and what real analytics actually costs.

July 21, 2026 · 8 min · AI

AI agents for business: what actually works

Four tasks from real projects, the cases where you don't need an agent, the real cost, and three questions to ask before you start - no marketing noise.

July 14, 2026 · 6 min · Analytics

End-to-end marketing analytics for small business without expensive tools: an n8n setup

Ad accounts + CRM + Google Sheets wired together through n8n: see which channel actually brings money - no subscription. The architecture, step by step.

July 14, 2026 · 6 min · AI agents

AI lead qualification agent: how it works

A four-block architecture, the qualifier prompt, routing into the CRM, and the common implementation mistakes - from real production deployments.

July 14, 2026 · 7 min · Automation

n8n for marketing automation: real-world scenarios

Four production-tested scenarios: competitor ad monitoring, an AI lead-qualification agent, a news content pipeline, and automated CRM reporting - with the architecture of each.

Rather build than read? Take a look at the marketing audit, marketing automation and AI agents, and dashboard development.