Dear [Name],
I am writing to apologize for the poor quality of work I have recently submitted. I understand that this work does not meet the standards that you expect from me, and for that I am truly sorry.
I take full responsibility for the work I have submitted, and I understand that it is not up to the standard that you expect. I understand that this work reflects poorly on me and my abilities, and I am deeply sorry for any inconvenience or disappointment that this has caused.
I want to assure you that I am committed to doing better in the future. I understand the importance of producing high-quality work, and I am committed to making sure that all of my future work meets the standards that you expect. I am also committed to learning from this experience and improving my skills so that I can produce the best work possible.
I understand that this poor quality of work has caused you to lose confidence in me, and I want to assure you that I am taking steps to make sure that this does not happen again. I am committed to doing better in the future and I am confident that I can produce work that meets your expectations.
Once again, I apologize for the poor quality of work I have recently submitted. I understand that this work does not meet the standards that you expect, and I am committed to doing better in the future. I am confident that I can produce work that meets your expectations, and I am sorry for any inconvenience or disappointment that this has caused.
Sincerely,
[Your Name]