Why Manually Checking Your Own Ads Is Sabotaging Your Campaign Performance

I see this all the time: marketers open an incognito window, search for their target keywords, and scroll frantically looking for their ads. When they don't find them on the first page, panic sets in. The immediate assumption? Something's broken. Budget's too low. Bids aren't competitive. The campaign must be failing.

Here's the uncomfortable truth: you're getting terrible data, and you might actually be making things worse.

The fundamental problem with manual spot-checking is that you represent a sample size of one, captured at a single arbitrary moment in time. Google's auction system doesn't work that way at all. Every time someone searches, the platform evaluates dozens of signals to determine which ads to show and in what order. It's looking at query intent, historical behavior, audience list membership, geographic location, device type, time of day, and perhaps most importantly, the predicted conversion value of showing your ad to that specific person at that specific moment.

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