Have you ever sat down and really thought about money and what it is? Sure, it is coins and dollar bills. It is numbers on a screen. But on a deeper level, money is actually a medium for exchange. You could cut money out of the equation and just exchange an hour of work for some food, but that gets inefficient and complicated. It's easier for someone to give you money in exchange for work, and then you can give that money to someone else in exchange for goods and services. For more money-related content similar to this, make sure you check out this blog.