❗Essentials of Basic Cashiering and Using POS and ECR in Barista NC II Training❗ In a barista training program, it's important to include a section on basic cashiering and the use of Point of Sale (POS) systems and Electronic Cash Registers (ECR). The key concepts and skills that should be covered are the following: 1. Understanding the Role of a Cashier. ✅Customer Interaction: Emphasize the importance of providing excellent customer service, handling transactions quickly and accurately, and mai