Visual Studio Professional Edition enables you to rapidly build a broad range of applications for Microsoft Windows, the Web, and devices. With intuitive visual designers, high-performance data access tools, server-side visual designers, native support for the Microsoft.NET Compact Framework, and inherent support for XML Web services, Visual Studio Professional Edition delivers improved reliability, security, and performance. Visual Studio Professional Edition enables you to address today's most pressing application development and deployment challenges, streamline business processes, and realize new business opportunities. MICROSOFT OPEN LICENSE BUSINESS Microsoft Open License is a software volume licensing program designed for corporate, government, charity, and academic customers who order as few as five licenses. After the initial order, customers can benefit from volume pricing for all licenses for the remainder of the term of their Open License authorization number. Open License Business offers savings on estimated retail prices by placing an initial order for five or more licenses or one server processor license. With Open License Business, customers can combine any set of Microsoft products to qualify for the five-license minimum. MSDN PREMIUM SUBSCRIPTION An MSDN Premium Subscription provides continuous, priority access to the development tools and technologies you need to build a broad range of applications and Web services. It includes the benefits of Professional, Operating Systems, and Library Subscriptions, and provides continuous access to new software and technical resources. During the term of your subscription, you are entitled to upgrades to your subscription software and to select new releases and product betas, in addition to resources such as software and hardware development kits and service packs. SOFTWARE ASSURANCE Microsoft's Software Assurance gives you automatic access to new technology and provides productivity benefits, support, tools, and training to help deploy and use software efficiently. With Software Assurance, you receive access to new versions of licensed software released during the term of your agreement to deploy at your own pace. New Version Rights simplifies the procurement process and shortens the business process cycle, allowing you to reduce the costs associated with acquiring new version releases and immediately take advantage of the latest technology. Software Assurance offers greater flexibility in managing technology expenditures by allowing you to spread payments annually. This allows you to reduce initial costs and forecast annual software budget requirements up to three years in advance.