We are at the very beginning of a transformative communications revolution where technology has enabled the “un-tethering” of the masses from fixed communications points. The cell phone, lap top computer and wireless Internet have made communications mobile and persistent. Digital signage has taken digital video screens out of the home and in to virtually every location imaginable. With these we can able to reach, unreachable things in our world. It helps us discover, illustrarte and imagine wide things all over the country. These help us communicate to other people too, so be better know how to use this media stuffs so that it wont bring negative effect on us





















