that's not audit, but audit, night audit or income accounting, which is generally divided into night audit or daily audit. The main work of night audit is rent payment, night audit data processing, document review and document verification; The main work of daily audit is to complete the matters assigned by night audit and follow up the accounts to be processed. The operation process is generally different according to the similarities and differences of hotel management system functions. The main processes are: overnight audit (some of which are automatically processed by the system)-night audit data processing (some of which are automatically processed by the system)-night audit data backup (some of which are automatically backed up by the system)-print reports (daily report of cash income, daily report of unpaid consumption, daily report of bill-free settlement, daily report of customer account settlement)-document review (review the front desk, catering, All kinds of documents of cashiers such as entertainment)-collection processing (mainly for contract fees)-income summary-collection summary (cash, debt, free of charge, customer account, collection, and no refund)-early report data entry processing-daily report data entry processing of operating income-early report and operating income data upload and release-consumption detailed document verification-income voucher filling. Laugh.