To get free traffic for CPA offers, focus on strategies like social media marketing, search engine optimization (SEO), content marketing, email marketing, and influencer collaborations. Optimize your website for relevant keywords, create high-quality content, engage with your target audience on social platforms, and leverage email campaigns to drive traffic. Building relationships with influencers in your niche can also help generate free traffic. Remember to track and analyze your efforts to refine your strategies for maximum results.