1. Several experts predict that in 2016 email marketers will face increased challenges in delivering to purchased lists, as internet service providers and email providers make list delivery more difficult. Marketers must prepare for these changes. 2. Security issues around email, which are often the starting point for data breaches, will become a higher priority in 2016 and change how email is used. 3. Marketers will see growth in the use of rich content like animation, video and interactivity in email in 2016.