Site customers are businesses that are looking for a better deal on their energy costs, the point of the site is knowledge of the market and how it grows other brokers for technically minded procurement managers. The site in the background connects to numerous APIs (xml, json, csv files), extracts data from them and fills its own database with these data as soon as they appear, i.e. the site contains the latest data on volumes, prices and ratios of different fuels. The user can view the data for any period of time from 2015. All data is provided for viewing in the form of various graphs, diagrams and tables