there and it is pleasure to drive in that country often while driving in australia one may come across small and beautiful places which one may not even notice on the map one also comes across a lot of kangaroos there he said the focus of virtual signals would be to ensure that trains reach the nearest interchange system faster for example at karkardooma interchange station in the laxmi nagaranand vihar interlocking section passengers other than those changing trains will also have the option of interchanging to another corridor not affected by a snag they will be helped to take such decision through announcements in the trains