The Ending :
The tone of the ending should be in keeping with the tune of the form of salutation. The ending contains the last line of your letter and hence it is to be written carefully.
For close friends or blood-relations, the ending can be as…
Your Loving Daughter
Your Loving Son
Your Affectionate Brother
For those who are not related by blood, the letter can end as…
The endings are sometimes written in reverse order as….
A student addressing his teacher or headmaster usually ends his / her letter as…
Your Obedient Student
After writing as yours sincerely or yours obediently, the writer puts his signature. In school exams, the examination number should be written in the place of signature.