Mastering AutoCAD 2018 and its lighter counterpart, AutoCAD LT 2018, involves a progression from interface familiarity to complex 3D modeling and workflow customization.
Your first step is mastering the user interface and fundamental drafting environment. AutoCAD 2018 and AutoCAD LT 2018 Essentials | Wiley Mastering AutoCAD 2018 and AutoCAD LT 2018