'LM' LineMid: enter length, enter axis, pick midpoint for new line.
'LTT' LineTanTan line from tan to tan
'COPYAD' CopyAccumulatedDisplacement. pick objects, pick axis, 1st offset, 2nd, 3rd, etc.
'QX' SaveFlattenedDXF: outputs a 2D dxf without AcadDB rubbish adding N Kb.
'OA' + 'SA' OpenAs + SaveAs: takes just a company acronym and builds automagic filenames.
'JU' justify, re-orient lower left corner to 5,5.
all mine.