At a time when the market is oversaturated with leisure and sports goods, it is important for the company to attract customers and to be able to react to the customer’s needs at the exact moment that the customer makes their decision. For example, to ensure that there is a wide choice of bicycles and running shoes during the summer and high-quality winter clothing and skis during the winter. Power BI analyses the market, understanding the customer desires, possibilities, brand trust, and understanding what circumstances affect all of these factors. When the big picture has been understood, it becomes possible to plan or change the product assortment more efficiently - both for the changing seasons and for promotion campaigns.