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What I Learned Managing $100M+ in Ad Spend at Big Agencies

What I Learned Managing $100M+ in Ad Spend at Big Agencies

April 8, 2026

After 15 years at Havas, MediaCom, and Starcom running multimillion-dollar accounts, Bradley Zeller left to build a consultancy that fixes what the agency model breaks. This post covers what big agencies get right, where the model structurally fails, and what Zeller Media clients get that agency clients don’t.

AI Is Coming for Your Ad Creative — Here’s What Advertisers Should Actually Do About It

AI Is Coming for Your Ad Creative — Here’s What Advertisers Should Actually Do About It

April 2, 2026

Google, Meta, and TikTok are all generating new creative variations from your inputs by default — voice-overs, image adjustments, copy rewrites — and most advertisers don’t know it’s happening. This post explains the governance problem, when AI creative helps, and how to build a framework that keeps automation useful without sacrificing brand control.

The Real Difference Between a Paid Media Agency and a Paid Media

The Real Difference Between a Paid Media Agency and a Paid Media

March 30, 2026

Agencies scale by adding clients and layers; consultants scale by going deep on fewer accounts with direct accountability. This post explains how each model works, when each makes sense, and why mid-market brands spending $10K–$150K/month often get better results from an operator than from an agency team.

Budget Pacing: The Discipline Most Agencies Skip

Budget Pacing: The Discipline Most Agencies Skip

March 20, 2026

Accounts don’t implode because targeting stops working. They implode because budgets get mismanaged. Here’s how Zeller Media builds custom pacing documents to control every dollar.

What a Paid Media Consultant Is Supposed to Do

What a Paid Media Consultant Is Supposed to Do

March 10, 2026

Most agencies launch ads and send invoices. Here’s what real monthly paid media management actually looks like — from budget pacing to search query audits to tracking fixes.

ChatGPT Ads Are Here. Should You Care?

ChatGPT Ads Are Here. Should You Care?

February 13, 2026

OpenAI is testing sponsored ads that appear below ChatGPT responses for free and Go users, but key questions around targeting, attribution, pricing, and performance remain unanswered. Zeller Media is taking a wait-and-see approach, planning to enter the space only when tracking is robust and the data supports measurable ROI.