Dear [Name],
I am writing to apologize for the grammatical errors in my work projects. I understand that this is unacceptable and I am truly sorry for my mistake.
I understand that my work projects are a reflection of my professional capabilities and I take full responsibility for the errors that I have made. I understand that my mistakes have caused inconvenience to you and I apologize for any disappointment that I have caused.
I have taken the time to review my work and I have identified the errors that I have made. I have also taken the necessary steps to ensure that these errors are corrected. I am confident that I will be able to deliver a higher quality of work in the future.
I understand that this is not the first time I have made such mistakes, and I am committed to making sure that it is the last. I will be sure to proofread my work carefully and make sure that my grammar is up to the standard that is expected of me.
I want to show you that I am able to work hard and produce the highest quality of work possible, and I am confident that I will be able to do so in the future.
Again, I apologize for the errors I have made and I am committed to ensuring that I do not make the same mistake again. I appreciate your patience and understanding in this matter.
Sincerely,
[Your Name]