Sample regret letter for delay in payment.
We regret to have delayed clearing your accounts which was so unavoidable despite our sincere wish.
Enclosed please find a cheque of Rs. 20, 000 on account which, we assure you, will be followed in two weeks time by another cheque in full settlement of the dues.
Please accept our apologies for failing to keep our accounts up-to-date.
We appreciate your courtesy in bearing with us.
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