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. https://www.searchenginejournal.com/how-to-use-forced-bold-text-in-google-search-ads/353138/
blog article
SHARESHARESHARE
HOW TO USE FORCED BOLD TEXT IN GOOGLE SEARCH ADS
This does not appear to be an officially supported feature, use at your own risk. To enable it, simply enter your text into AdTools.org and paste the output into your search ad. Keep in mind that each bold letter will now occupy 4-character spaces of traditional ad text. As you can see, it is pretty simple to enable, but what can it accomplish? I delivered a statistically significant amount of ads in direct A/B tests to determine this. In these tests, I ran identical copy, and landing pages against each other with bold text in one version, and not the other variation. I set ad rotation to distribute evenly and used manual CPC bidding without enabling Enhanced CPC bidding. This delivered an 11.3% overall increase in click-through rate and no measurable impact on conversion rate. IAN SHERK READ MORE