Bitcoin is a form of electronic currency, cryptocurrency, which can be exchanged for goods or services. Its operation is decentralized. Bitcoin is not regulated by banking institution or government of any country all over the world and it cannot be tampered. Transactions do not require intermediaries, money is transferred directly from buyer to seller.
How to start using Bitcoin?
How to choose a wallet?
First you should choose Bitcoin wallet, funds can be stored online, on PC, Android or iPhone.
How to buy Bitcoin?
After choosing wallet you can buy Bitcoin (and other currency) on one of exchange markets via BTC trade.