VW doesn't really provide us with a built-in reference grid system that's useful when working in 3D.   I'm interested to hear of any strategies people use to create a reference grid system.   Firstly a grid that is useful whilst drawing and editing in 3D. Something like a series of vertical planes that I could use as guides when placing or moving an object - when I want something to be offset from grid line A by x mm and so on. Possibly horizontal planes as well. Some might s