E-mail has been around for 50 years, which makes this channel of communication an old technology in the digital world. With the increasing popularity of messaging services and social media, you might think that the importance of email is diminishing. However, studies show that over 80 percent of people prefer e-mail as a means of communication, at least in business. This makes this channel an exciting marketing tool for fiduciary companies too. Indeed, e-mail traffic has increased massively in recent years and, accordingly, we receive hundreds of e-mails every day.