What is the biggest mistake beginners make in Google Ads?

The most common mistake is launching campaigns before building the proper measurement foundation. Many advertisers: - Skip conversion tracking. - Choose broad keywords without research. - Ignore negative keywords. - Send traffic to poor landing pages. - Optimize based on clicks instead of conversions. - Make changes every day before enough data has accumulated. Successful Google Ads accounts are built around measurement, relevance, and continuous optimization—not simply increasing bids or budgets. A well-structured account with accurate data will almost always outperform an aggressively funded account that's missing the fundamentals.