Eating encountered the phenomenon of arbitrary charges, if the hotel or restaurant side of the arbitrary charges, in general, you can directly refuse, require the store to give a clear and reasonable statement, if you do not want to start a direct conflict with the store, to avoid intensification of the contradiction, you can also pay first, at the same time, and the store asked for invoices, receipts, or dish charges detailed list, to leave this to the local price bureau or the Department of Business Administration Complaints, so that if the store there is a problem of arbitrary charges, the relevant departments will also penalize them, for you to get a justice.