If Google PMAX feels like a black box and you no longer know which ads are really performing or just wasting your budget, then it's time to consider a labeling tool.

An agency CSS is a dedicated Comparison Shopping Service (Google CSS) of an advertising agency. The agency can operate its own price comparison site (CSS) and thus display Google Shopping ads for advertisers. For agencies, having their own agency CSS makes sense in order to achieve better conditions, more control, and strategic advantages over Google Shopping Europe or third-party CSS.

Your own keyword under your Google Shopping Ads? As a Google CSS, you can decide which word is displayed under your ads.

Individual requirements vs. holistic solution: What requirements should your Google CSS meet and which solution has established itself as "the best Google CSS"?