How to write a formal letter for FCE?

Hi everyone!

As I said in my previous post, today I will talk about another type of writing commonly asked in FCE: FORMAL LETTER

Dear Mr/Ms (surname)  -  Dear Sir/Madam  -  Dear Sir or Madam,

Reason for writing

I am writing to …
I am writing with regard to …
I am writing on behalf of …

Asking questions

I would be grateful if …
I wonder if you could …
Could you …? Could you tell me something about …?
I would particularly like to know …
I would be interested in having more details about …

Referring to their letter

As you stated in your letter, …
Regarding … Concerning … With regard to …

Complaining

I am writing to complain about …
You said … but in fact what happened …
We were supposed to stay with British families whereas we actually stayed in a guest house.

Closing

If you require any further information, please do not hesitate to contact me.
I look forward to hearing from you.
Please contact me if you have any further questions.

Signing off

Yours sincerely, (If you started with 'Dear + surname') or Yours faithfully, (If you started with 'Dear Sir/Madam') 

    First name + surname