What is a Bitcoin? Bitcoin is an online currency that can be exchanged for cash or used to pay for merchandise, both online and offline. You can learn more about Bitcoin by visiting Bitcoin.org. How much is a Bitcoin worth? The value of a Bitcoin changes by the second. The price can fluctuate wildly but has shown steady growth and is being recognized around the world as a valuable form of currency. Click here to find out the current exchange rate in real time. What do I need to do to start using Bitcoin? You need a Bitcoin wallet to store your Bitcoins, and addresses to receive Bitcoin at. I recommend Coinbase.It's free to get a Bitcoin wallet, you can send or receive Bitcoin from any address, and they have merchant options for people who want to accept Bitcoin payments online.visit http://coin-ads.com/09NYaQ or a coinbase wallet.. Note: To get your bitcoin address go to- Account Settings(Left side) then next go to Bitcoin Addresses and last click +Create New Address(below it that will be your bitcoin address).