Bitcoin is a cryptocurrency , a digital asset designed to work as a medium of exchange that uses cryptography to control its creation and management,rather than relying central authorities.
Bitcoin is a cryptocurrency which is useful to exchange money, in simple we are giving priority to use mobile phones rather than land phones.Bitcoin was created by satoshi nakamoto It is basically started with $0.001 in 2009.Now its in value of $7000 and its raising.
Making bitcoins number of ways in free and investment side.
Lets we talk about free methods. There are number of websites are there but one of the best and top site is https://freebitco.in/?r=7964499