Powerpoint (presentation software)
So as far as entrance goes. you can do what everyone says and attempt to excel in your classes. It also helps if you could take classes that are more geared to your field of study. College benefits you by giving you something to put on your resume and also college is required for most job positions.
The division of labor allowed people to specialize in different trades.
The Blitz, from the German word Blitzkrieg meaning; 'lightning war', was the title adopted by the British publishers to explain the complex invasions taken out over Britain in 1940 and 1941, during the Second World War.
Hope this helped! :)