TurboCAD 20 Deluxe Software Rectangle Selector Mode is a bidirectional selector. It replaces the drag modes previously know as 'Window Rectangular Mode' and 'Crossing Rectangular Mode' Window Polygon Selector Mode only selects objects which are completely inside a closed polygon. Objects outside or partially outside the polygon will not be selected Crossing Polygon Selector Mode allows you to select those objects which are crossing or completely within a closed polygon Fence Selector Mode selects only those objects which are touched by the open polygon or 'fence' created while in this mode