ABRA was founded in 2014 with headquarters in the United States and the Philippines owns a wallet which was one of the main wallets of 2018. They realized the weaknesses of the virtual currency market and it is basically based on the skepticism of many people in handling and much more to invest
in cryptocurrencies, and they decided to create a very practical course ideal for anyone to understand it, it is in many languages, it is free and reaches your email just by asking. The course is 10 modules from the most basic to marketing.