Some reasons why people buy the Virtual University Appliance:
 
  Fast Implementation (get started with e-learning in a few hours)

  Low Cost Of Entry (priced under $20k for a starter appliance)

 Open Standards Based (Linux, Java, J2EE, SQL, XML & HTML)

 Turn-Key System (all components pre-installed and tested .. the customer only needs an IP address and a domain name to get started)

 Flexible And Extensible (customization and adding new features is easy)

 Investment Protection (content is stored in XML format and can easily be repurposed)

 Overall Reduced Risk (the low cost of the product is exciting to some customers who are using it to pilot e-learning initiatives before investing further)