Answer:
Most formal letters will start with 'Dear' before the name of the person that you are writing to:
'Dear Ms Brown,' or 'Dear Brian Smith,'
You can choose to use first name and surname, or title and surname. ...
'Dear Sir/Madam,'
Formal letter, e.g for the principle
To, the Principal
School name
address of school
city : pin
date
Subject
Respected Sir/Madam
Informal letter, e.g for a friend
Your Address
City
Date
Dear Friend
