Another approach is to incorporate gifs into your design to get users to stay in the email longer. This example from Your Karma leads with the brand’s main selling point, its premium features. Then they call out the savings users get when they sign up. It’s like saying, “Hey, we have the best features. You can enjoy them too and save big if you act now.”
Effective email marketing campaigns are designed for all devices on which users can read their emails -- desktop, tablet, and smartphone. Email campaigns that are designed for mobile devices are especially important -- a quality known as "responsive design." In fact, 73% of companies today prioritize mobile device optimization when creating email marketing campaigns.