Abstract: A point-of-sale system for concurrently processing multiple point of sale transactions, each point of sale transaction including an item input portion and a payment portion of the transaction, each portion performed in series. The point-of-sale system comprises a customer facing terminal and a merchant facing terminal. The system can comprise a plurality of customer facing terminals and can be portable. The customer facing terminal is configured to receive an input of payment information for a first point of sale transaction during a payment portion of the first point of sale transaction. The merchant facing terminal is configured to receive an input of an item selection for a second point of sale transaction during an item input portion of the second point of sale transaction and during the payment portion of the first point of sale transaction.

Abstract: A point-of-sale system for concurrently processing multiple point of sale transactions, each point of sale transaction including an item input portion and a payment portion of the transaction, each portion performed in series. The point-of-sale system comprises a customer facing terminal and a merchant facing terminal. The system can comprise a plurality of customer facing terminals and can be portable. The customer facing terminal is configured to receive an input of payment information for a first point of sale transaction during a payment portion of the first point of sale transaction. The merchant facing terminal is configured to receive an input of an item selection for a second point of sale transaction during an item input portion of the second point of sale transaction and during the payment portion of the first point of sale transaction.

Abstract: Techniques are disclosed for enabling more efficient tipping by providing a merchant the ability to reduce the time used on manually entering tip amounts. In one embodiment, a method includes automatically generating, by a point-of-sale (POS) system, a transaction receipt that indicates a plurality of selectable tip options, wherein said automatically generating the transaction receipt is based on one or more rules specified by a user of the POS system. The method further includes causing the transaction receipt to be printed as a printed receipt. The method further includes identifying, by the POS system, a one of the plurality of selectable tip options specified by a customer on the printed receipt. Among other benefits, the disclosed techniques reduce the time and effort the merchant needs to spend on collating the tipping at end of the business day.