The average business user in the U.S. sends and receives, on average, 171 e-mails each day. Nearly a third of companies dont adequately publish their e-mail policies to their employees. Businesses must enforce their policies when an infraction occurs, including the loss of their job. Every business should be using appropriate anti-spam/virus/spyware software in connection with their e.mail systems. An initial, minor infraction may only warrant remedial education and a warning, up to and including termination.”]
Source: https://www.csoonline.com/article/2136574/e-mail-everywhere.html