// Writing Essays, guides & field notes
From the blog
Customer Lifetime Value Optimization: True CAC, Compounding Retention, and the Budget Shift Math
Your reported CAC is fiction. This analysis breaks down why retention compounding beats acquisition spend at scale—and how to build a true CLV model that shifts budget where it actually compounds.
WhatsApp Marketing in India: Setup, Templates, and the Conversational Funnel That Converts
A practical playbook for Indian D2C brands to set up WhatsApp Business API, write templates that get approved, and build a conversational funnel tied to real purchase data — not just bulk blasts.
First-Party Data Flywheel: Building Data Infrastructure That Compounds After Cookies Died
A practical guide to building a first-party data flywheel that compounds over time — covering collection, warehouse-first unification, consent governance, and activation across Meta, Google, and email without buying a six-figure CDP.
Marketing Mix Modeling Is Back: Build an MMM That Actually Works in the Post-Cookie Era
Attribution broke in the post-cookie era. This guide shows you how to build a Marketing Mix Model that actually drives budget decisions — covering data requirements, common failures, the Meta Robyn vs. Google Meridian tool landscape, and how to operationalize model outputs into real budget shifts.
Google Demand Gen 2026: Display Ads Are Gone—Here's How to Build Full-Funnel Demand That Actually Converts
Google retired standalone Display campaigns in 2026, moving all GDN inventory into Demand Gen. This guide explains why Demand Gen isn't Display 2.0 and how to build a full-funnel architecture measured by incrementality—not last-click attribution.
Marketing Attribution Models in 2026: Why Last-Click Is Dead and What Replaces It
Last-click attribution isn't just flawed—it's actively harming your budget decisions. This guide explains why no single model solves attribution in 2026 and shows how to build a layered stack using MMM, MTA, and incrementality testing.
Agentic Commerce in 2026: When AI Shopping Bots Buy for Users — How Brands Stay Discoverable and Purchasable
Visa wired payments directly into ChatGPT — AI agents are now autonomous buyers. Here's how brands optimize product feeds, structured data, and Agent SEO to stay discoverable when their second customer is a procurement bot.
ChatGPT Ads Manager in 2026: How Conversational Intent Changes Everything About Where You Spend
A tactical breakdown of ChatGPT Ads Manager and AI platform advertising — from conversational intent differences to budget testing frameworks — written from $50M+ in ad spend experience.
AI Agents for Marketing Automation: Beyond Workflows to Autonomous Campaigns
Most marketing 'AI agents' are just glorified workflows. This guide breaks down where deterministic pipelines end and autonomous agents begin — with a real production architecture, trust framework, and use cases that actually work.
Reddit Ads in 2026: The Underrated Performance Channel Booming on AI and Commerce
A tactical guide for performance marketers on why Reddit Ads in 2026 is a legitimate direct-response channel, with cost benchmarks, a testing framework, and automation plays for scaling beyond Meta and Google.