In the age of globalization, process information systems became an important factor in every company. Information systems were developed on the emergence of hardware and software, computers and different computer programs. Great progress was made after the introduction of the Internet, which has united the whole world into one big "global village". With the emergence of Internet, people and companies, were given access to large amounts of data and information. In order for the company to use of this information, the data must be collected and analysed in this order to make important business decisions. ERP systems, for example SAP system, have a role to reduce costs for a specific company, increase its efficiency and greater connectivity between departments, and to eliminate the lack of communication between the departments. Integrated ERP system is using a single database which allows tracking of business processes and reporting. ERP allows easier monitoring, planning and utilisation of company’s resources. The results of analysis are used for comparison with competition, for strategic planning and for assessment of implementation of business strategy. The systems monitor every aspect of business, from procurement to production, sales, marketing, finance and other departments important to the business. They monitor the situation, calculate and maintain the connection between the departments. All these factors are important for management as they use information coming from ERP system to make business decisions that affect the entire business. One of the biggest ERP system is SAP, which parts are researched in this study. SAP is abbreviation from german title of “Systemanalyse und Programmentwicklung“, meaning: „Systems, Applications & Products in Data Processing“.