Advertisers can test headlines, images, CTAs, audiences, and placements.

CTA stands for Call-To-Action, encouraging users to take specific actions.

Examples include “Buy Now,” “Learn More,” “Sign Up,” and “Get Started.”

Ad fatigue occurs when audiences repeatedly see the same ad, reducing performance.

Rotate creatives, refresh messaging, and expand audience targeting.

Frequency measures how often a user sees an ad.

Campaign optimization improves performance through targeting, bidding, and creative adjustments.