In 1851, the inventor and entrepreneur Benjamin T. Babbitt began traveling around the United States in a wagon, offering consumers free lithographic prints with the purchase of baking soda. According to historian Wendy A. Woloson , this new mode of marketing inspired enterprising salesmen to launch their own prize giveaways, many of which ended up being scams.
Source: We have basically no idea if anyone wins Instagram giveaways