Because we sent a reminder to pay when the story January 2, we have not received payment from you. We need to send the second reminder with that interest, please see attached document.
We sent a letter warning of fire to pay, on 2 January, we have not received your payment , we must send a letter of warning and penalty in the second. Refer to Attachment
Since we sent a letter warning about purifying electricity on 2 January. We have not received payment from you. We need to send a second warning 2 with penalty, which the attached document.