Top mail mistakes

1. Not including previous messages

2. Replying to the wrong person

3. Using html only

4. Not using a spell checker

5. Not adding a greeting or salutation

6. Using CC: rather than BCC:

7. Marking the email as "urgent" when it is not

8. Not adding a signature file

9. Not using http:// in url links

10. Expecting an immediate reply

11. Using capitals - SHOUTING

12. Sending large attachments