1. Needs to have length shown and alterable in the OI palette like any other linear construct.   2. Needs to have the Axis alignment in the OI using a radio button concept similar to that which is implemented for rectangles. The image used in the geometry settings window is well suited for the purpose.   3. The Angle profile should be rotated 180° so the top axis default alignment is to a leg face, not air. Most structural elements are installed utilizing Top of Steel elevati