Other expenses? are you self employee? if you are you probably file a schedule C and put all expenses on Schedule C you should deduct either standard deduction or " own deduction" I will prefer to deduct more than a standard deduction that the reason I use " own deduction" tools I don't know exactly how this is call because I am not tax expert I am financial adviser you should contact tax expert or your lawyer for advise
have you contact your local tax office for assistance?