Information technologies have became an integral part of any business, moreover one of the most expensive. The IT component became more and more technological every day. Today it is a high-tech equipment, distributing networks, data processing and storage, backup systems, wireless networks, video conference systems and systems for collaborative work. Modern networks servicing requires highly skilled staff with appropriate salary and regular training. For today the owners of any business face with the problems of optimization and reduction of costs on non-core business tasks. The outsourcing of services on maintenance and support of IT- infrastructure aimed to solve the problems of IT costs of your company. If you look at the list of expenses for the maintenance of own IT-department, you can easy estimate the advantages of using an outside company to meet IT challenges: