DS-IPN.NET Advanced is an ASP.NET Paypal IPN processing and fulfillment system which enables automated distribution of digital products via email to your customers. When a customer buys one of your products on your website using Paypal ‘Buy Now’ buttons, the web application receives an IPN request from Paypal which it validates and then sends out the purchased product via email using secured download links or as an attachment. DS-IPN.NET Advanced logs all the transactions details to either a MS Access 2000/2003/XP or SQL Server 2000/2005/MSDE database, where they can be viewed by the administrator. DS-IPN.NET Advanced provides configurable data views to allow the user to select how they view the sales statistics, also making use of pie and bar charts to graphically present sales & revenue trends. DS-IPN.NET Advanced provides an effective, extensible & powerful ecommerce solution for automated delivery of digital goods via email whilst making use of Paypal's merchant services.