Human resources are essential for successful business operations. They combine management and organisation activities. They are focused on ensuring the adequate number and structure of the employees, their knowledge, skills, motivation and forms of behaviour, necessary to achieve the development and strategic goals of the organisation. The goal of human resources is to ensure the right number of employees, in the right place and at the right time, and thus utilize their potentials and increase the company’s efficiency. Therefore, the recruitment process is extremely important and because of that, more time, attention and energy is devoted to that process. Choice (selection) of quality people is the next important step in the human resources field. Tracking and rating performance are used for professional routing and scheduling of people at workplaces that best suit their capabilities. Continuous investment in the development of key resources becomes the key indicator of understanding everything that is happening in the global marketplace. Although last, the protection of life and work of the employees is also really important. Organisation must provide its employees with adequate protection and safety for uninterrupted performance of their work. Employee training and education is extremely important so that organisations can keep up with the competition. Nowadays, the fast development of technique and technology has enabled the greater availability of training and education. Training is being carried out on existing employees and companies and those who are just getting started. Successful companies are continuously implementing education of their employees through different methods of education, at work and beyond. The carrier is oriented to the individual and his potentials. With careful planning of the career development, employees give themselves the opportunity to reach the maximum development of their work potential. Motivation is also an important factor that encourages employees to achieve their goals, so it would be best that organizations create an employee reward program that would be interesting, in a way that it would encourage them to be more involved in the company’s work. All of the above is emphasized in the organization of Ad Plastik, which through continuous investment in the training and education, strives to provide its employees with greater knowledge so that they could be as efficient as possible in their job. Investing in employee development enables the company to gain a greater competitive edge.