Responsive search ads (RSAs) are the bread and butter of Google Ads search campaigns. Launched in 2018 and originally a beta ad format, RSAs became the default ad format for search campaigns on June 30, 2022, when Google sunsetted Expanded Text Ads (ETAs).
The magic behind RSAs is that by providing multiple headlines and descriptions, Google Ads will test different combinations and determine which combinations work best. These combinations are also tailored to better match the search term of the individual searcher...