A $20M brand was pouring budget into the channel their dashboard crowned the winner. The mix model told a different story, and the real growth lever was sitting starved at the bottom of the report. Here is how to tell whether your marketing is actually working, why your agency and in-house team usually can't answer that, and which third of your budget is doing the work.

Your dashboard says a piece of content failed. Revenue says otherwise. Welcome to the lurker economy: a world where customers consume everything, engage with nothing, and make buying decisions in private messages, group chats, and recommendations your analytics can’t see. As more conversations move off public feeds, marketers who rely solely on likes, comments, and attribution models risk missing where influence actually happens—and where revenue is really coming from.

Six years ago, a client called share of voice the biggest BS metric in marketing. By the end of the engagement, his campaign efficiency had improved 300%. Here's why the metric still wins in 2026, and how to build SOV across every channel that matters now, including AI search.