First of all, we must understand what role the cashier plays in the enterprise. Generally speaking, the cashier is in charge of money, two accounts, cash and bank journal, filling out daily reimbursement vouchers, and then filing tax returns, which is more complicated. Just tell them the process of doing these things and let them form an overall framework in their minds. If the newcomer is studying finance, let's make a long story short. If they are not financial majors, tell them in detail.