Most of us rely on e-mail as one of our primary communication tools. And given the number of messages we send and receive, we do it with remarkable success.

But as with anything, the more e-mails we send, the more likely we are to screw one up. And simple e-mail mistakes can be disastrous. They can cost us a raise, promotion–even a job.

With a new year upon us, this is the perfect time to go through some of the worst e-mail mistakes employees make and how to avoid them.

Read the full article on yahoo.com!