CodeCanyon - Ultimate POS v4.0 - Best Advanced Stock Management, Point of Sale & Invoicing...
Purchases: Easily add purchases; Add purchase for different locations; Manage Paid/Due purchases; Get Notified of Due purchases week before the pay date; Add discounts & Taxes | Sell: Simplified interface for selling products; Default Walk-In-Customer automatically added to a business; Add new customer from POS screen; Ajax based selling screen...