Haven’t heard of Cryptocurrency? It is a form of digital or virtual currencies that you can only use online to transfer funds. Online traders prefer to use this kind of currency because their identity is hidden. Cryptocurrency wallets such as Blockchain give you an address that composes of numbers and letters to represent your account. Here is an example of an address where the second person will send his payment to: 147QDHEfn1B5mVmPWYG9dQeZuwbbc8jNz6 This is my Bitcoin address. It is hard to remember, right? What I do is I always copy and paste it whenever I need it.