Presently, one of the fastest growing area of business activities is IT outsourcing. This term is widely recognized between all managers in most prominent organizations. A while ago this became rather clear, that outsourcing may be 1 of the key factors to have extremely successful business. Because of that, there are plenty of outsourcing firms present on the market these days. The competition is without a doubt high – there are plenty of already existing companies, that have pretty big experience already, (for example widely known objectivity ltd), as well as a lot of freshly opened, that are doing their best to be visible on the market. As a result of that though competition, the standard of offered services is extremely high. Nevertheless, it seems to be important to have a quick insight into reasons why outsourcing firms becoming so attractive. Because of this, it may be easier to either decide if it is worth to use those services in a company.