A typical public web site is live for three years. Whether you are creating a new public web site, system (CMS) will impact your organization both operationally and financially for years to come. DotNetNuke is the leading Web Content Management Platform for Microsoft .NET. The system is a full featured web CMS and application development framework which allows your organization to easily create and maintain fully customized, highly engaging web sites. Built on Microsoft ASP.NET, DotNetNuke allows your organization to leverage its existing Microsoft technology investments to reduce costs and ensure maximum long-term reliability. DotNetNuke provides a number of important benefits that will impact your organization and its ability to build and maintain your web site. The DotNetNuke Professional Edition and Enterprise Edition go even further in providing important capabilities for organizations running web sites which are critical to their success.