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Field Notes

Five seller answers that should end the conversation

Learn the five specific seller answers or red-flag responses that signal you should walk away from a banner advertising deal,…

Sep 19, 2026 Industry

Why broker lists overlap so heavily

Understand why broker inventory lists overlap significantly in display advertising, its implications for buyers, and how to identify resold inventory…

Sep 19, 2026 Industry

Google's position on paid links, restated for advertisers

Google's stance on paid links and their impact on SEO is crucial for advertisers. This article clarifies Google's link-spam policy,…

Sep 19, 2026 Industry

How ad fraud detection has changed

Explore the evolution of ad fraud detection in digital advertising, from basic bot filtering to advanced verification tools and viewability…

Sep 19, 2026 Teardowns

What a broker's Google Sheet actually tells you

A detailed guide to understanding broker Google Sheets in display advertising, covering typical columns, what they reveal about inventory quality,…

Sep 19, 2026 Teardowns

Assessing a $30 sitewide banner offer

An in-depth analysis of the $30 sitewide banner offer archetype, exploring what such a price typically indicates about quality, targeting,…

Sep 19, 2026 Teardowns

How a typical "high authority placement list" works

Discover the anatomy of 'high authority placement lists' in display advertising, understand what they truly offer, why they often operate…

Sep 19, 2026