NGS is client-server system for managing business. It is optimized for multiuser environment. Client is program created with .NET technology. It uses database, creates documents for printing and supports business logic. Server is database that is storage for all data. System supports adjustment according to specific needs of clients. Adjustment is simple and allows client to adjust it on his own or trough our developers. It allows creating word or excel documents based on templates (user can define templates as well) using Microsoft Office or OpenOffice.org. Base of program contains all the necessary functions exposed through easy to use interface. It enables tracking materials and warehouses, managing suppliers, work orders, products, creating proforma invoices, invoices and shipping orders. Extensions are used to expose more functions and also to add new functions.