Everybody is writing and talking about outsourcing as one of the most discussed topics in the area of business logistics. Unfortunately people are still trying to connect all the knowledge in this area, given that the majority of publications are reduced to the study in specific areas. The main theme of this work is outsourcing as one of the most important business strategies. Modern business aims to develop a number of business strategies, collecting new information and use them in order to improve core business operations. The environment in which most of the companies operates is very dynamic and uncertain. Companies are forced to follow the pace of today, the pace of which is terribly fast and does not forgive mistakes that are common in the business world, at least for new companies. Company activities depend on the environment of the company which companies can control with their business strategies and set goals and results. The cornerstones of these business strategies are a competitive advantage. So for some companies a competitive advantage can be a low cost. One way to reduce business costs itself is outsourcing. Entrusting routine tasks to other organizations, greatly helps the company who decide to do such business process, freeing its care of small jobs, and the company focuses on the important, critical business processes and activities which are of strategic importance to the company. This paper deals with the essential features of the concept of outsourcing, why use outsourcing services, which are its disadvantages and advantages. We will mention some of the best known and most popular examples of outsourcing in the world, and finally write about the use of outsourcing in the Republic of Croatia, and therefore its problems on the Croatian territory.