You can earn $500 in one day through CPA marketing with the right strategy. You need to choose high-paying offers that convert well. You must focus on driving a large volume of targeted traffic. You can use paid ads on platforms like Google or Facebook to reach more people. You should promote offers with payouts of $50 or more. You need only 10 conversions to hit $500. You must test and optimize your campaigns for better performance. You can also use email marketing to boost conversions. Consistency and proper tracking are essential for success. You can achieve this goal with effort and planning.