1. These are the two letters I wrote to my wife’s boss and superior. The main purpose of the first letter (boss) is explaining the reason that my wife has to apply for the hospitalization leave. The main purpose of the second letter is regarding her unreasonable behaviour in the past, because she was diagnosed with major depressive disorder, hope the superior can forgive her.ΓΏ
2. Kindly help me to correct my grammar mistakes and use standard English, her boss is from U.K.