Ad Group Definition Contained within a campaign, an Ad Group is a collection of one or more PPC ads that all target the same set of keywords. All PPC ads are required to be part of an Ad Group. “Having too many keywords in an ad group makes search-to-ad message match virtually impossible.” — @unbounce Tweet This Resources How Landing Pages Impact Quality Score on Every Ad Platform Get More Bang For Your PPC Ad Bucks How to Create More Effective Ad Groups for PPC What’s A Good PPC Account Structure, Anyway?