bitcoin buy The exchange is a platform for trading bitcoins and other currencies. Each participant of the exchange can replenish his internal account and offer others to buy or sell (this is called ’order’) a certain amount of currency at a certain price. The cost at which users agree to sell and buy bitcoins and make up his course. The course is constantly changing depending on many factors - even a joke about breaking a crypto currency can ruin the cost of bitcoin by several hundred dollars. To do this, you need to find someone who wants to sell you bitcoins and negotiate a course, while usually it will be slightly lower than the exchange, because both the seller and the buyer save on commissions. You are the first to transfer the necessary amount of money, in return receive the equivalent in bitcoins. Or do not get it if you fall for the bait of scammers 10648