In Business English^x, Determiners^x

Dear Sirs, In American business English, we would not say this. If "Dear Sirs" is a common way to start a business letter where you are, then it's fine. But if you are writing to your own boss, wouldn't you use his/her name? This is to inform you that My Air ticket's...

Your answer to the second question is about 200 words too long. Cut it down and bring it back here afterwards. Watch your spelling as well, as you have several silly errors, such as beak for break and Whiteman for Whitman. You need to be able to proof read your own writing and not rely on us to...