Summary  
This chapter illustrates how to structure modular input configurations—combining reusable asset groups and heuristic audience signals—to drive an automated optimization engine that dynamically mixes and matches components.  

General domain of usage  
Digital advertising campaigns

Performance Max campaigns only perform as well as the inputs they receive.

### Asset Groups
Each **asset group** works like a small campaign inside Performance Max.
It combines visuals, headlines, and text that Google mixes and matches automatically to create the best-performing ad combinations.

Short, clear, and benefit-driven. Highlight value or offer.

Use full sentences that explain the product or service.

Expand on benefits and include a clear CTA (e.g., "Shop now").

Use different sizes and high resolution. Keep visuals clean and relevant.

Ensure clear visibility, especially on mobile devices.

Include a short branded video. If not added, Google may auto-generate one.

What is an "asset group" in Performance Max?

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Building Effective Performance Max Campaigns

Asset Groups