There are few important aspects that you should consider before the registration. At the beginning, you should consider which assets you are going to buy. A huge amount of cryptocurrencies are circulating and new ones are emerging nearly every day. Some exchanges focus only on few renowned digital coins whereas others try to trade with many cryptocurrencies and are keen on supporting newly risen ones shortly after their origin. The most important aspect is the reputation of an exchange. The best approach is to google the information on the internet just to make sure whether a particular exchange is trustful. Users often have and keep a certain amount of cryptocurrencies deposited in exchanges in order to facilitate daily trading. It is unpleasant when an exchange becomes unavailable, the user's interface response is slow or the users can‘t transfer digital coins to private wallets. Another significant aspect the user should consider are fees for depositing, trading, and withdrawal. Fees can differ from exchange to exchange and a user should ensure that he or she understands the payment conditions of the exchange. Information about fees is available on an exchange website and is often displayed during trading or withdrawal. Note that some exchanges must limit access to some features due to national restrictions. A user should ensure that all required exchange features are available for his or her country.