Question

What is regret letter?

Answer 1

HR a letter that tells someone a piece of bad news such as the fact that they have failed to get a job, etc.: We sent out a letter of regret to unsuccessful candidates. (Definition of “letter of regret” from the Cambridge Business English Dictionary © Cambridge University Press)✌✌✌✌✌✌

Answer 2

A regret letter is a letter to conceive someone of of their failure in some opportunity granted by them.

It is usually written to tell someone that they have failed in getting a job or something like that.

Hope it helps

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