Bitcoin allows money to be sent anonymously across a peer-to-peer global network, with no intermediaries needed to validate or process transactions. That has made it attractive to those who want to keep their identity secret, including those buying and selling illegal goods and services on the internet.
Bitcoin do have many advantage. One of this is the faster way of transaction since kt hapoens in digital form. No more forms need to filled up, no more long lines to wait up, no more id's needed. You are safe from robbers since your identity is unknown no people known that you have many money since it is digital.