Place Form Between and Free Forms

To	Select
Construct a linear form that is limited between two existing linear forms or two imaginary lines.	Place Form Between
Create a linear form, constrained and placed parallel to an existing form or line.	Place Form Parallel
Create a form that is placed perpendicular to an existing form or an imaginary line.	Place Form Perpendicular
Construct a slab form, often a floor, defined by points entered on a perimeter.	Place Slab Form
Construct a closed free form, defined by points placed along an outside edge.	Place Free Form