Double borders can help in making an email visually distinct and structured. Here are some reasons to use them:
Visual Hierarchy: Double borders can create a clear separation between different sections, helping readers to navigate the email content easily. Emphasis: They can be used to highlight important information such as special offers or call-to-actions (CTAs). Branding: Consistent use of double borders can contribute to a cohesive and professional look that aligns with your brand identity.