pos/pos_cashier_login/readme/USAGE.rst

After installing the module the cashier will have to be selected before each order.

With scanner:

* Set Barcode and PIN on all users (Settings > Users > Point of Sale)  which will work in the PoS.
* Print User Labels (Setting > Users > Print)
* Scan label in PoS to start a new order

Without scanner:
* Switch/or select same using the cashier selection widget (top left) to start a new order