Bitcoins are the new way of money transaction.Its a peer to peer transaction across internet.
Bitcoins are obtained by a process called MINING in which users have to create a wallet on their devices and load it with bitcoins
Quote from wikipedia about Bitcoins
Bitcoins are created by a process called mining, in which participants verify and record payments in exchange for transaction fees and newly minted bitcoins. Users send and receive bitcoins using wallet software on a personal computer, mobile device, or a web application. Bitcoins can be obtained by mining or in exchange for products, services, or other currencies.
Now many online money transactions approve Bitcoins.They prefer this to bank transfer.
How to Get started with BITCOINS
1.Go to Bitcoin.org
2.Read inform yourself if you need to know about it
or click on Choose your wallet
3.Click on the type of wallet-Desktop wallets,Mobile wallet or Web wallet
4.For pc download any one of the wallet
For mobile visit the mobile site
Or Go for web wallet.
5.For web wallet visit blockchain.info
6.Click Start New Wallet
8.You will get a popup like below with a security phrase.Copy that and keep safe-It is required for your account recovery
9.Now you have to login(Dont delete the username)
10.Now your wallet will be opened and all you have to do is to load it with money and have secure transactions