Cashiers typically do the following:
In some establishments, cashiers have to check the age of their customers when selling age-restricted products, such as alcohol and tobacco. Some cashiers may have duties not directly related to sales and customer service, such as mopping floors, taking out the trash, and other custodial tasks. Others may stock shelves or mark prices on items.
Cashiers use scanners, registers, or calculators to process payments and returns or exchanges of merchandise.