Dear OITE Career Blog Readers, Writing effective and professional e-mail correspondence is an important skill to master early on in your career. The OITE has created a comprehensive guide on “How to Write Effective Professional Email” to help guide you, but there are many sections where one can go awry, including: subject line, greeting and the actual body of the email. Today though, we will focus on email closings and signature blocks. What’s in an e-mail sign-off?