Which billing model should I choose: CPC, CPM, or CPA?
CPC is best for traffic-driven campaigns, CPM for brand awareness, and CPA for performance-based goals. Choose based on your marketing objectives, or mix them as needed.
What is a normal CTR?
Search ads 2-5%, display ads 0.1-1%, social ads 0.5-2%. Above industry average is considered good.
What's the difference between ROAS and ROI?
ROAS = Revenue / Ad Spend (e.g., 4:1), ROI = (Revenue - Spend) / Spend × 100%. ROAS of 4 equals ROI of 300%.