The Z key is used to temporarily zoom into a part of the drawing. This…
Vectorworks Tip 326 – Snap to Contour
This is a great addition to the Site Modifier tool. When you choose this mode, Vectorworks reads the elevation of the countour that you are snapping to and sets the elevation of the site modifier to this elevation. This saves so much time when placing site modifiers. No more guessing or placing 3D loci to get the correct elevation.