SiteComp Inc. releasedSiteComp Survey Version 6.0. New features of this survey, mapping and land development software include: full, 30-level undo and redo options; figure snaps to determine locations based on objects; line and curve tables; circles and polylines; support for TIF images; expanded zoom; and the ability to select the side of the offset by snapping. (SiteComp Inc., Minneapolis, Minn.)