A new member of staff will likely be able to use the system with little or no training, here are a few examples of basic functionality.
To sell a product, add it to the basket by tapping anywhere on a product tile. The product, quantity and price will show in the basket on the right.
In the basket, swipe the product to the right to +1 to the quantity.
Swipe Left to reduce the quantity by 1.
Remove from basket
Swipe further to the left until the bar turns red to delete that product line regardless of quantity.
Tap and hold a product tile and with your finger in contact with the screen, drag left or right to flip a product tile over to see more information.
To refund a product, add it to the basket and adjust quantity to -1. You must be a manager to do this. Proceed through the checkout with correct change. If you need to see previous baskets, select baskets in the settings page.