Format of inquiry letter :

Sender's address

To,

The Dealer,

Of company's name.

Subject

Salutations,

                    Body

Complimentary close.

____________________________________

Here is an example :

Question : Write an inquiry letter to the dealer of a FAMOUS book STALL inquiring about the cost of TEXTBOOKS you want to order in BULKS for the school property. You are the school's principal.

Gulmohar Park Colony,

Hyderabad.

To,

The Dealer,

Of amazon book store.

Subject : Inquiring about the cost of books.

Dear Sir,

              This letter is written to inquire about the cost of the school textbooks of grade 1 to 8. I, the principal of oakridge international school WANTS to inquire about the cost of each textbook which'll be useful for this academic year.

                                          I want you to write a reply letter in which you should mention about the cost of the textbooks required. Hoping for a reply letter from you soon, I also hope you give a better discount as I'm gonna order in bulks.

Thanking You.

Yours Truly,

Sam