Accept cash, cheque, credit card or automatic debit payment Operate cash register Prepare sales, rental or leasing contracts Operate computerized inventory record keeping and re-ordering systems Provide customer service Assist in display of merchandise Greet customers and discuss type, quality and quantity of merchandise or services sought for purchase, rental or lease Prepare merchandise for purchase, rental or lease Assist clients in selecting eyeglasses

系统翻译：
接受现金、支票、信用卡或自动借记卡付款 操作收银机 准备销售、租赁或租赁合同 操作计算机库存记录保存和重新订购系统 提供客户服务 协助展示商品 迎接顾客并讨论商品的类型、质量和数量或寻求购买、租赁或租赁的服务 准备购买、租赁或租赁的商品 协助客户选择眼镜