first, the customers thought it was crazy. many once had their own lemonade stands. >> did you have to get a license? >> i'm in canada and i can't let you drink this. >> there are so many rules, i'm not allowed to sell this to you. >> i didn't have time to get all the permits. >> you didn't need any permit. >> that is how was once in the united states. >> back in the 1920s and you take a poor italian and he going out and buys a used car and paints the word taxi and he is in business. >> john: this old documentary he got his start driving a cab. >> i made about $125 a week. >> today he couldn't buy a cab unless he was millionaire.