There are a number of products and services that enhance the learning experience for the users. These products and services are an important elements of a learning architecture. Examples are:

• Learning Design and Instructional Design
• Audio/Video Streaming, Video Scripts and Production
• Web Graphics
• Advanced Multimedia Design and CD-ROM Creation
• Advanced Web Development
  Evaluation and Feedback
  Authoring
  Surveys
  Tracking
  Usability
  Programming for Sign up Sheets, Online Scheduling, etc

Source: Harry Wittenberg