Overview of UI - Working layouts
Default layout
Sculpt layout
Basic viewport navigation
orbit -> CTRL + SHIFT + scroll
pan ->
pan -> middle mouse grab
zoom -> scroll
Edit Mode (Hard-surface modelling)
Sculpt Mode (Organic modelling)
Decimate Modifier
We can use the decimate modifier to make more lightweight geometry while maintaining the shape to a certain degree.
Export (stl/obj)
Scale
Reference & further info:
https://www.blender.org/
https://docs.blender.org/manual/en/latest/