The term 'Netiqutte' is a combination of words-Net (Internet) Etiqette (Good Manners), it is defined as a special set of rules that governs the behaviour of a user communication can be via e-mails, forums, blogs, and social networking sites, etc. You adhere to the same standards of behaviour online that you follow in real life.
Guidelines to follow while communicating online:
USE PROPER SALUTATION AND SIGNATURE
when communicating online, always begin your message with a salutation and end it with your name or signature.
INCLUDE A SUBJECT LINE
Give a descriptive phrase in the subject line of the message header that conveys the purpose of the message.