Faster Loading Times: Compressed images load more quickly, which is critical for maintaining the reader's attention. Faster loading times can also improve the deliverability rate of your emails. Improved User Experience: Faster loading times lead to a smoother and more engaging user experience. This can help to increase click-through rates and conversions. Reduced Bounce Rates: Emails with large images can be marked as spam or cause the email to bounce. Compressing images helps to ensure that your emails reach the inbox. Better Mobile Experience: A significant portion of users open emails on mobile devices. Compressed images are more mobile-friendly and ensure that your email looks good across different devices.