In this chapter, we briefly discussed about Bitcoin trading. We covered what can move a Bitcoin's price and the various tools to follow the changes. Following that, we introduced Bitcoin exchanges, understood how to choose one, and looked into how they worked. Finally, we ended the chapter with getting to know another way to hold bitcoins, physically in our hands.

As we saw, there are various ways to buy and sell Bitcoin as a digital currency. In all cases, the bitcoins are controlled and owned through their private key.

In the next chapter, we're going to discuss how you can protect your bitcoins by learning how to safeguard the private keys.