Several elements contribute to the effectiveness of an email button:
1. Color: The button should have a color that stands out against the email's background. Using contrasting colors can make the button more noticeable. 2. Size: The button should be large enough to be easily clickable on both desktop and mobile devices but not so large that it overwhelms the content. 3. Shape: Rounded corners are often preferred as they are perceived as more click-friendly. 4. Text: The button text should be clear and compelling, often using action-oriented words like "Buy Now," "Subscribe," or "Learn More." 5. Placement: Positioning the button strategically within the email can increase the likelihood of clicks. Typically, buttons are placed after a compelling message or offer.