This is a complete invoicing, POS, estimating, and customer tracking program for the small service business such as mail order, retail, or any business requiring invoicing/sales. It maintains customers, vendors, sales personnel, and inventory management. Features include support for two sales taxes, bar coding, invoices, packing slips, statements, quotes, backorders, recurring invoicing, serial number tracking, payments, returns, refunds, credits, and report generation. Also included is a custom report writer, a custom list maker, custom mailing labels, and a custom form designer. Version 4.0 includes unspecified changes.