13
1. Receipt should be printed out as soon as Cash drawer opens (These operations happen at the SAME TIME)
=> Cashier can give the customer the sales receipt at this point already, which helps in reducing time needed for conducting and finishing a sales transaction.

2. After that, cashier can scan the bar code of an item to be sold in the next transaction using the scanner while the Change Due screen is still displayed on the POS, then the Change Due screen will automatically close and cashier will be led back to the Transaction screen with the newly added item in the new sales transaction.
If cashier don't scan the bar code of an item, cashier can also close the screen by touching the Change Due screen button.
STATUS DETAILS
Under Review