Greetings and subscriptions in a letter

1.When you are writing letters to relatives, begin and end will be:-
Greetings                    Subscription
  (Begin)                             (End)
My Dear Father      Your loving daughter
My Dear Mother     Your affectionate son
Dear Brother           Your loving brother

2. When you are writing friendly letters to intimate friends-
Begin:                            End:
My Dear Anurag,       Yours Very Sincerely
Dearest Mehul,           Your Sincere Friend
Dear Friend,               Ever Yours

3. When you write to friends or acquaintances who are much older than yourself and not related to you, you must begin as- Dear Mr.Vajpayee or Dear Mrs. Gupta  and end as-
                                   With regards,
                                   Yours Sincerely,
4. When you are writi deng to a stranger, begin as- Dear Sir/ Madam. You should end as Yours Faithfully or Yours Truly.
5. To school teachers, principals- you must begin as Respected Sir/ Madam and end as Yours Faithfully or Yours Sincerely.