Over the course of history, shopping has changed a great deal. At one point, we had a simple system of bartering and trading to get what we need, but those days are long gone.

So what led to a change in the way we shop? Inventions. People came up with ideas that would make it better. There was a time when the idea of buying products from a book was unheard of. Getting discounts from clipping little pieces of paper wasn't something that existed until the late 1800s. So what were the most important inventions in shopping? Check out the infographic below for a fascinating look.

Via CollectPlus

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