The great phenomenon of the present era are cryptocurrencies. Cryptocurrencies many sides, they can be scrutinized from the point of view of informatics, economics and financial markets, from the point of view of social consequences or the framework of ethics. The aim of the article is to investigate the issue of cryptocurrencies according to the ways of their spending. The method of solving the research question is to analyze more than 100,000 Bitcoins advertisements. Bitcoin was chosen because it is the most famous and dominant of the cryptocurrencies that exists today. Recently there has been a large increase in the price of this cryptocurrencies, which, of course, attracted the attention of many investors. Analysis of Bitcoin advertisements was done through the development of a custom dataming application using a PHP script that collects information from the BitcoinTalk discussion forum. The result of the analysis has been used by the authors to formulate the population's tendency to spend cryptocurrencies and to estimate future developments. There are some evidence that more than half of the advertisements under examination are bidding. As cryptocurrencies gain popularity, it is to be expected that more and more companies will provide people with the opportunity to pay this way. Here is the purpose and topicality of the article. The originality of the research is obvious, it is not yet sufficiently publicized how much and what for people spend cryptocurrencies, and yet it is obvious that many companies would have welcomed this information.