The goal is to ensure that changes in one part of a building model (e.g., moving a wall) automatically update linked elements (e.g., roof, windows, or structural beams).
: A similar alternative for creating flat faces from 3D objects, often used for complex or non-box shapes. sketchup building point link
SketchUp tries to infer red, green, or blue axes automatically. If you try to link a point that is 1.5 inches off the axis, SketchUp will "help" you by snapping to the axis instead of the point. The goal is to ensure that changes in