Edit Length of Grid Line
Any Grid elements can be stretched with Pet palette commands: select the Grid Element, then choose the Stretch icon.
Stagger Markers Away from Grid Line
Select a Grid element. Click on the editing hotspot which represents the staggered part of the Grid marker, and then drag the Marker, together with the staggering length, to a new position.
Edit Grid Position
The horizontal position of a grid element can be edited on the Floor plan and 3D window only. Select the Grid Element and use the familiar pet palette commands and shortcuts to Drag, Mirror or Rotate the Grid element, or copies of it.
The vertical position (Z-value) of a grid element can be edited
•in the 3D window
•at the 3D View Panel of Grid Settings, or
•in the Info box.