Please sign in the accounting department. Generally, only a sound financial system has an accountant in charge, such as bookkeeping, auditing, cashier, certificate making and so on. Vouchers are universal, hehe, it doesn't matter. The person in charge of finance has a reservation seal in the bank. do you have any postage stamps？ This tax is irrelevant. When to use financial software depends on the boss's understanding and the scale of enterprise development. Financial software can free financial personnel from heavy work, so as to better pay attention to other problems in the company's development, and sometimes it is also an image of the company. You can give your boss advice like this, hehe.