AutoCAD Inventor LT Suite 2016 Subscription | With Basic Support | Free Trial Available [Old Version] Basic Support provides access to 1x1 web support, help documents, tutorials, training videos, technical solutions, and community support forums. Advanced Support provides access to all Basic Support web support features, plus remote desktop assistance, API support, and unlimited, priority, 1x1 global phone support. Desktop Subscription offers a flexible, cost-effective way to access the latest Autodesk software with term licenses. With an active Desktop Subscription, you always have access to the latest software releases and product enhancements to stay up to date. Desktop Subscription enables you to scale up the number of licenses to manage temporary increases in work flow or staffing and scale back when you no longer need them.