Question

i want formal and informal letter format

Answer 1

Informal letter format-

Address of sender.
Date of letter written on.
Greetings and the name of the recipient.(Dearest Pooja,)

Introduction (how are you etc. etc.)
Body (reason for writing the letter)
Conclusion/Closure- Sinning off (i Better stop writing now.....)
Complimentary Closure (like -                                             lots of love-
                                                                                                 Sonal.)

Formal Letter 
                                                                        (Your address without your                                                                              name usually appears on  the                                                                                               top right side)



Name of the recipient;
Address of recipient
(SPACE)
Date of sending
(Space)

Sir/Ma'am
Topic of writing the letter (like- Job application etc)
Introduction 
Body
Conclusion
 
Yours Sincerely,
(YOUR SIGNATURE not compulsory) 
Your name.