I would say "save a few bucks" rather than "save some bucks" "save  a few  bucks" or "save  some   money " Otherwise, your sentences sound very natural. :)

I apologize for the confusion.  Most factories will be closed from the middle of January until the first or second week of February (around 3-4 weeks) for the CNY holidays. The materials supplier will be closed from  the  middle of January until 

In order for ABC company to process invoices related to air tickets and travel  reimbursement , copies of air tickets  and  boarding pass es   are required  as part of  the   supporting  documents.   Therefore, please note that your travel claim

He may have left the building. Sample dialogue: A: Did he leave the building? (Has he left?) B: I don't know. (Maybe he left the building. Maybe he is in the building.)      He may have left the building. He may left the building. This