: Autodesk no longer sells stand-alone, permanent licenses. If you find a "permanent" copy for sale, verify its legitimacy through official channels like the Autodesk Support Page .
: This was a standout feature for 2017, allowing users to import geometry from PDF files as AutoCAD objects. buy autocad 2017
Before you commit, be aware of the modern licensing landscape: : Autodesk no longer sells stand-alone, permanent licenses