1. Use Fewer Words: Limit your CTA to a few impactful words. Long sentences can be overwhelming and reduce the likelihood of action. 2. Be Specific: Avoid vague CTAs like "Click Here" and instead use specific instructions like "Download Your Free Guide." 3. Limit Choices: Offering too many options can lead to decision paralysis. Stick to one primary CTA per email. 4. Test and Optimize: Use A/B testing to determine which CTAs resonate most with your audience.