Beginning with chapter one where we address the general concepts of commerce with the definitions of the most fundamental terms of commercial operations and industries. In the second chapter entitled "Direction and administration" we define its stages, characteristics and theories; In addition to presenting a compendium of the most used diagrams in business administration. New topics are also discussed here, such as outsourcing, quality control and cost reduction. We will explore in the third chapter, how finance and values are related to large-scale economy, improved with the establishment of consumerism and monetarism and later joined other concepts such as price and demand to achieve the structuring of markets that we know Undoubtedly, international trade is another topic of great importance in terms of stock markets, currency exchange and international organizations will help scholars in this changing field. "Basic accounting" is the title of the fourth chapter that describes those principles, types of transactions and nomenclature of accounts that are used in accounting to order accounting information and keep books. We will know here with simple examples other types of seniors and daily Accounting Cycle. We also find some innovations in the process of commercial registration, software and the presence of the controversial entity of the Courts of Accounts.
