CPA marketing is worth doing if you are willing to put in the effort. You can earn good income by promoting high-converting offers. You need to choose the right networks and offers for success. You must learn how to drive quality traffic to your campaigns. You should focus on understanding your audience and meeting their needs. You can start with low costs and scale as you grow. You need to stay consistent and track your performance. CPA marketing can be challenging but rewarding with the right strategy. You should treat it like a real business to achieve long-term results.