ShopKeeper FMP (POS) Point of Sale for Mac

From P.O.S. Direct:

Point of sale and inventory control software. Staying ahead of your competition takes a lot of hard work, experience, and insight. Unfortunately, manual paperwork infringes on what you do best: making money. Critical information and features are at your fingertips with this application. You can process customer sales, monitor inventory levels, expedite purchase orders, control accounts payable, and track receivables. ShopKeeper has already improved retail, mail order, wholesale, consignment, and service oriented businesses around the world. Point of sale inventory control credit card authorization links time clock. Customer tracking. Invoicing, orders, and quotes. Purchase orders. Accounts receivable. Accounts payable. Bar coding. Version 4.0 may include unspecified updates, enhancements, or bug fixes.