Amazon needs no description, but since this page would look naked without one… This shopping superstar is one of three companies that could probably take over the world, if its higher ups had nefarious intentions. Amazon has a market cap that surpasses Wal-Mart, and that is no easy task. Amazon is quickly becoming, if it has not already become, the go-to place to buy just about anything. Books, clothes, tools, makeup, toys, supplements, even adult products. What’s more, most products are marked below retail value, and amazon has an immense network of competitive sellers for both new and used merchandise. As if you need any more incentive, Amazon Prim customers enjoy free two day shipping. Need we say more?