At the very beginning of the graduate thesis Business Idea Analysis: The "Golden Bull", ie after the introduction, covered the thematic areas that generally relate to entrepreneurship, the meaning and definition of the term. Conceptual family entrepreneurship and typologies of family entrepreneurship are defined. Then we looked at four basic resource groups in family businesses, which family businesses can use to turn into their specialty, competitive strength and advantage. The third part of the work is related to the advantages and disadvantages that can be found in family entrepreneurship In the fourth part of the paper attention is focused on the characteristics of a family enterprise in the Republic of Croatia, as well as for family businesses around the world. The table shows the world's largest companies rated 1 to 10 according to their success, ie the size of their annual turnover. The development of a family enterprise is described through the stages of the family life cycle, but the life cycle of family generations involved in family business operations. This is shown through four stages. After a part of the theory-based work, the work was complemented by one example of family entrepreneurship. It is a family farm "Golden Bull". The basic objectives, the content of the economy, characteristics of tourist supply and demand, and the driving factors of the family enterprise "Golden lug" are presented. Following is a description of the business idea for which entrepreneurial activity is planned: activity description, investment required, space, location, employees, period of performance, possible profit. Then I explored the four areas that surround the business idea, namely, business, customers (visitors), competitors, and suppliers. In the last part, everything is summarized in the conclusion that came from the entire graduate thesis.