I invite you to familiarize yourself with the offer of the promissory note platform
www.syngrapha.pl, where you can purchase promissory notes of Polish entrepreneurs. In a situation of instability and volatility of the bitcoin course, such a solution, which when purchased clearly and transparently indicates profit is an excellent form of portfolio diversification. If you have questions, I invite you to contact me, I will be happy to answer all your questions and concerns.