We did not have other choice, but to accept this discrepancy free (or fee?) of USD100.00. (I'm not quite sure what was your intention)
(Do) Are you aware of the urgency (for ) of those shipments? I am not accusing you, but would like you to know (what) that you should (need) be to responsible (from) for your job. Looking forward (for ) to your further improvement.
Student or Learner